1 1147 152 CONDYLE MODELING STABILITY, CRANIOFACIAL ASYMMETRY AND ACTN3 GENOTYPES: CONTRIBUTION TO TMD PREVALENCE IN A COHORT OF DENTOFACIAL DEFORMITIES. CRANIOFACIAL ASYMMETRY, MANDIBULAR CONDYLAR MODELING AND TEMPOROMANDIBULAR JOINT DISORDERS ARE COMMON COMORBIDITIES OF SKELETALLY DISPROPORTIONATE MALOCCLUSIONS, BUT ETIOLOGY OF OCCURRENCE TOGETHER IS POORLY UNDERSTOOD. WE COMPARED ASYMMETRY, CONDYLE MODELING STABILITY AND TEMPOROMANDIBULAR HEALTH IN A COHORT OF 128 PATIENTS HAVING ORTHODONTICS AND ORTHOGNATHIC SURGERY TO CORRECT DENTOFACIAL DEFORMITY MALOCCLUSIONS. WE ALSO COMPARED ACTN3 AND ENPP1 GENOTYPES FOR ASSOCIATION TO CLINICAL CONDITIONS. PRE-SURGICAL POSTERIOR-ANTERIOR CEPHALOMETRIC AND PANOMETRIC RADIOGRAPHIC ANALYSES; JAW PAIN AND FUNCTION QUESTIONNAIRE AND CLINICAL EXAMINATION OF TMD; AND SNP-GENOTYPE ANALYSIS FROM SALIVA SAMPLES WERE COMPARED TO ASSESS INTERRELATIONSHIPS. ALMOST HALF HAD ASYMMETRIES IN NEED OF SURGICAL CORRECTION, WHICH COULD BE SUBDIVIDED INTO FOUR DISTINCT MORPHOLOGICAL PATTERNS. ASYMMETRIC CONDYLE MODELING BETWEEN SIDES WAS SIGNIFICANTLY GREATER IN CRANIOFACIAL ASYMMETRY, BUT MOST COMMONLY HAD AN UNANTICIPATED PATTERN. OFTEN, LONGER OR LARGER CONDYLES OCCURRED ON THE SHORTER MANDIBULAR RAMUS SIDE. SUBJECTS WITH LONGER RAMUS BUT DIMENSIONALLY SMALLER CONDYLES WERE MORE LIKELY TO HAVE SELF-REPORTED TMD SYMPTOMS (P = 0.023) AND SIGNIFICANTLY GREATER CLINICAL DIAGNOSIS OF TMD (P = 0 .000001), WITH MASTICATORY MYALGIA MOST PROMINENT. GENOTYPING FOUND TWO SIGNIFICANT GENOTYPE ASSOCIATIONS FOR ACTN3 RS1671064 (Q523R MISSENSE) P = 0.02; RS678397 (INTRONIC SNP) P = 0.04 AND ONE SIGNIFICANT ALLELE ASSOCIATION RS1815739 (R577X NONSENSE) P = 0.00. SKELETAL ASYMMETRY, UNUSUAL CONDYLE MODELING AND TMD ARE COMMON AND INTERRELATED COMPONENTS OF MANY DENTOFACIAL DEFORMITIES. IMBALANCED MUSCULOSKELETAL FUNCTIONAL ADAPTATIONS AND GENETIC OR EPIGENETIC INFLUENCES CONTRIBUTE TO THE ETIOLOGY, AND REQUIRE FURTHER INVESTIGATION. 2020 2 3021 27 GENETICS AND EPIGENETICS OF PRIMARY SJOGREN SYNDROME: IMPLICATIONS FOR FUTURE THERAPIES. IN PRIMARY SJOGREN SYNDROME (PSS), CHRONIC INFLAMMATION OF EXOCRINE GLANDS RESULTS IN TISSUE DESTRUCTION AND SICCA SYMPTOMS, PRIMARILY OF THE MOUTH AND EYES. FATIGUE, ARTHRALGIA AND MYALGIA ARE ALSO COMMON SYMPTOMS, WHEREAS EXTRAGLANDULAR MANIFESTATIONS THAT INVOLVE THE RESPIRATORY, NERVOUS AND VASCULAR SYSTEMS OCCUR IN A SUBSET OF PATIENTS. THE DISEASE PREDOMINANTLY AFFECTS WOMEN, WITH AN ESTIMATED FEMALE TO MALE RATIO OF 14 TO 1. THE AETIOLOGY OF PSS, HOWEVER, REMAINS INCOMPLETELY UNDERSTOOD, AND EFFECTIVE TREATMENT IS LACKING. LARGE-SCALE GENETIC AND EPIGENETIC INVESTIGATIONS HAVE REVEALED ASSOCIATIONS BETWEEN PSS AND GENES IN BOTH INNATE AND ADAPTIVE IMMUNE PATHWAYS. THE GENETIC VARIANTS MEDIATE CONTEXT-DEPENDENT EFFECTS, AND BOTH SEX AND ENVIRONMENTAL FACTORS CAN INFLUENCE THE OUTCOME. AS SUCH, GENETIC AND EPIGENETIC STUDIES CAN PROVIDE INSIGHT INTO THE DYSREGULATED MOLECULAR MECHANISMS, WHICH IN TURN MIGHT REVEAL NEW THERAPEUTIC POSSIBILITIES. THIS REVIEW DISCUSSES THE GENETIC AND EPIGENETIC FEATURES THAT HAVE BEEN ROBUSTLY CONNECTED WITH PSS, PUTTING THEM INTO THE CONTEXT OF CELLULAR FUNCTION, CARRIER SEX AND ENVIRONMENTAL CHALLENGES. IN ALL, THE OBSERVATIONS POINT TO SEVERAL NOVEL OPPORTUNITIES FOR EARLY DETECTION, TREATMENT DEVELOPMENT AND THE PATHWAY TOWARDS PERSONALIZED MEDICINE. 2023 3 5885 31 SYSTEMIC LUPUS ERYTHEMATOSUS FOLLOWING HUMAN PAPILLOMAVIRUS VACCINATION: A CASE-BASED REVIEW. SYSTEMIC LUPUS ERYTHEMATOSUS (SLE) IS A HETEROGENEOUS SYSTEMIC AUTOIMMUNE DISEASES (AIDS) WITH MANY PATHOGENIC FACTORS, RANGING FROM GENETIC TO EPIGENETIC TO ENVIRONMENTAL. THE HUMAN PAPILLOMAVIRUS (HPV), A VIRAL INFECTIOUS AGENT, IS A COMMON CONTRIBUTOR TO THE ONSET AND EXACERBATION OF SLE. HPV INFECTIONS ARE MORE PREVALENT AMONG SLE PATIENTS THAN HEALTHY INDIVIDUALS, BRINGING ABOUT A SUBSTANTIAL NEED FOR TREATMENT. WHILE HPV RECOMBINANT GENE VACCINES ARE ACCEPTED AS A UNIVERSAL METHOD FOR INFECTION PREVENTION, THEY POSE A RISK FOR ADVERSE EVENTS SUCH AS FEVER, JOINT PAIN, AND RASHES. IN RARE CASES, THEY MIGHT EVEN TRIGGER AIDS SUCH AS SLE, ESPECIALLY IN PATIENTS WITH A PERSONAL OR FAMILY HISTORY OF SUCH DISEASES. IN THIS ARTICLE, WE PROVIDE A REPORT OF A CASE OF SLE ONSET FOLLOWING HPV VACCINATION AND A REVIEW OF 11 SIMILAR CASES. AN ANALYSIS OF 12 PATIENTS REVEALED THAT 7 CASES OF SLE DEVELOPED BETWEEN 3 WEEKS AND 2 MONTHS POST-VACCINATION. SYMPTOMS OF SLE GENERALLY MANIFEST AS FATIGUE, FEVER, JOINT PAIN, AND MYALGIA. TWO PATIENTS HAD LUPUS NEPHRITIS, 2 SHOWED CENTRAL NERVOUS SYSTEM INVOLVEMENT, INCLUDING ABNORMAL BEHAVIOR AND EPILEPTIC SEIZURES, AND 1 HAD INTESTINAL PSEUDO-OBSTRUCTION. ALL PATIENTS SHOWED RAPID REMISSION WITH GLUCOCORTICOID AND IMMUNOSUPPRESSIVE THERAPY AND REMAINED STABLE DURING SEVERAL MONTHS OF FOLLOW-UP. 2022 4 5176 26 PREFACE TO COAST 2016 INNOVATORS' WORKSHOP ON PERSONALIZED AND PRECISION ORTHODONTIC THERAPY. OBJECTIVE: A SECOND FOCUSED WORKSHOP EXPLORED HOW TO TRANSFER NOVEL FINDINGS INTO CLINICAL ORTHODONTIC PRACTICE. SETTING AND SAMPLE POPULATION: PARTICIPANTS MET IN WEST PALM BEACH (FLORIDA, USA), ON 9-11 SEPTEMBER 2016 FOR THE CONSORTIUM FOR ORTHODONTIC ADVANCES IN SCIENCE AND TECHNOLOGY 2016 INNOVATORS' WORKSHOP (COAST). APPROXIMATELY 65 REGISTERED ATTENDEES CONSIDERED AND DISCUSSED INFORMATION FROM 27 TO 34 SPEAKERS, 8 TO 15 POSTER PRESENTERS AND FOUR LUNCH-HOUR FOCUS GROUP LEADERS. MATERIAL AND METHODS: THE INNOVATORS' WORKSHOPS WERE ORGANIZED ACCORDING TO FIVE THEMED SESSIONS. THE AIMS OF THE DISCUSSION SESSIONS WERE TO IDENTIFY THE FOLLOWING: I) THE STRENGTH AND IMPACT OF THE EVIDENCED-BASED DISCOVERIES, II) REQUIRED STEPS TO ENABLE FURTHER DEVELOPMENT AND III) REQUIRED STEPS TO TRANSLATE THESE NEW DISCOVERIES INTO ORTHODONTIC PRACTICE. RESULTS: THE ROLE OF GENE-ENVIRONMENT INTERACTIONS THAT UNDERLIE COMPLEX CRANIOFACIAL TRAITS WAS THE FOCUS OF SEVERAL SESSIONS. IT WAS AGREED THAT DIVERSE APPROACHES ARE CALLED FOR, SUCH AS (I) LARGE-SCALE COLLABORATIVE EFFORTS FOR FUTURE GENETIC STUDIES OF COMPLEX TRAITS; (II) DEEP GENOME SEQUENCING TO ADDRESS THE ISSUES OF ISOLATED MUTATIONS; (III) QUANTIFYING EPIGENETIC-ENVIRONMENTAL VARIABLES IN DIVERSE AREAS MYOFASCIAL PAIN, ALVEOLAR REMODELLING AND MANDIBULAR GROWTH. COMMON NEEDS IDENTIFIED FROM THE THEMED SESSIONS WERE MULTISCALE/MULTISPECIES MODELLING AND EXPERIMENTATION USING CONTROLLED AND QUANTIFIED MECHANICS AND TRANSLATION OF THE FINDINGS IN BONE BIOLOGY BETWEEN SPECIES. PANEL DISCUSSIONS LED TO THE CONSENSUS THAT A CONSORTIUM APPROACH TO ESTABLISH STANDARDS FOR INTRA-ORAL SCANNING AND 3D IMAGING SHOULD BE INITIATED. CONCLUSIONS: CURRENT AND EMERGING TECHNOLOGIES STILL REQUIRE SUPPORTED RESEARCH TO TRANSLATE NEW FINDINGS FROM THE LABORATORY TO ORTHODONTIC PRACTICE. 2017 5 6576 19 TREATMENT OF PRIMARY SJOGREN SYNDROME. PRIMARY SJOGREN SYNDROME (PSS) IS A PROGRESSIVE AUTOIMMUNE DISEASE CHARACTERIZED BY SICCA AND SYSTEMIC MANIFESTATIONS. IN THIS REVIEW, WE SUMMARIZE THE AVAILABLE DATA ON TOPICAL AND SYSTEMIC MEDICATIONS, ACCORDING TO CLINICAL SIGNS AND DISEASE ACTIVITY, AND WE DESCRIBE THE ONGOING STUDIES USING BIOLOGIC DRUGS IN THE TREATMENT OF PSS. EXPANDING KNOWLEDGE ABOUT THE EPIDEMIOLOGY, CLASSIFICATION CRITERIA, SYSTEMIC ACTIVITY SCORING (ESSDAI) AND PATIENT-REPORTED OUTCOMES (ESSPRI) IS DRIVING ACTIVE RESEARCH. TREATMENT DECISIONS ARE BASED ON THE EVALUATION OF SYMPTOMS AND EXTRAGLANDULAR MANIFESTATIONS. SYMPTOMATIC TREATMENT IS USUALLY APPROPRIATE, WHEREAS SYSTEMIC TREATMENT IS RESERVED FOR SYSTEMIC MANIFESTATIONS. SICCA IS MANAGED BY EDUCATION, ENVIRONMENT MODIFICATION, ELIMINATION OF CONTINGENT OFFENDING DRUGS, ARTIFICIAL TEARS, SECRETAGOGUES AND TREATMENTS FOR COMPLICATIONS. MILD SYSTEMIC SIGNS SUCH AS FATIGUE ARE TREATED BY EXERCISE. PAIN CAN REQUIRE SHORT-TERM MODERATE-DOSE GLUCOCORTICOID THERAPY AND, IN SOME CASES, DISEASE-MODIFYING DRUGS. SEVERE AND ACUTE SYSTEMIC MANIFESTATIONS INDICATE TREATMENT WITH GLUCOCORTICOIDS AND/OR IMMUNOSUPPRESSANT DRUGS. THE ROLE FOR BIOLOGIC AGENTS IS PROMISING, BUT NO DOUBLE-BLIND RANDOMIZED CONTROLLED TRIALS (RCTS) PROVING THE EFFICACY OF THESE DRUGS ARE AVAILABLE. TARGETS FOR NEW TREATMENTS DIRECTED AGAINST THE IMMUNOPATHOLOGICAL MECHANISMS OF PSS INCLUDE EPITHELIAL CELLS, T CELLS, B-CELL OVERACTIVITY, THE INTERFERON SIGNATURE, PROINFLAMMATORY CYTOKINES, ECTOPIC GERMINAL CENTRE FORMATION, CHEMOKINES INVOLVED IN LYMPHOID CELL HOMING, AND EPIGENETIC MODIFICATIONS. 2016 6 3400 32 HOW CAN PRECISION MEDICINE BE APPLIED TO TEMPOROMANDIBULAR DISORDERS AND ITS COMORBIDITIES? THE EIGHTH SCIENTIFIC MEETING OF THE TMJ ASSOCIATION, LTD. WAS HELD IN BETHESDA, MARYLAND, SEPTEMBER 11-13, 2016. AS IN THE PAST, THE MEETING WAS COSPONSORED BY COMPONENTS OF THE NATIONAL INSTITUTES OF HEALTH WITH SPEAKERS INVITED TO REVIEW THE STATE OF TEMPOROMANDIBULAR DISORDER SCIENCE AND PROPOSE RECOMMENDATIONS TO FURTHER PROGRESS. THE THEME OF PRECISION MEDICINE, WHICH AIMS TO TAILOR DISEASE TREATMENT AND PREVENTION TO MATCH THE CHARACTERISTICS OF AN INDIVIDUAL PATIENT (GENETIC, EPIGENETIC, ENVIRONMENTAL, LIFESTYLE) UNDERSCORED THE CURRENT CONSENSUS THAT TEMPOROMANDIBULAR DISORDERS ARE NO LONGER VIEWED AS LOCAL CONDITIONS OF JAW PAIN AND DYSFUNCTION. RATHER, THEY REPRESENT A COMPLEX FAMILY OF BIOPSYCHOSOCIAL DISORDERS THAT CAN PROGRESS TO CHRONIC PAIN, MOST OFTEN ACCOMPANIED BY ONE OR MORE OTHER CHRONIC PAIN CONDITIONS. TEMPOROMANDIBULAR DISORDERS AND THESE COMORBIDITIES, CALLED CHRONIC OVERLAPPING PAIN CONDITIONS, PREDOMINANTLY OR EXCLUSIVELY AFFECT WOMEN IN THEIR CHILDBEARING YEARS AND REFLECT CENTRAL NERVOUS SYSTEM SENSITIZATION. PRESENTERS AT THE MEETING INCLUDED LEADERS IN TEMPOROMANDIBULAR DISORDER AND PAIN RESEARCH, TEMPOROMANDIBULAR DISORDER PATIENTS AND ADVOCATES, AND EXPERTS IN OTHER FIELDS OR IN THE USE OF TECHNOLOGIES THAT COULD FACILITATE THE DEVELOPMENT OF PRECISION MEDICINE APPROACHES IN TEMPOROMANDIBULAR DISORDERS. 2017 7 2 35 "DRY MOUTH" AND "FLAMMER" SYNDROMES-NEGLECTED RISKS IN ADOLESCENTS AND NEW CONCEPTS BY PREDICTIVE, PREVENTIVE AND PERSONALISED APPROACH. BACKGROUND: "DRY MOUTH" SYNDROME (CHRONIC HYPOSALIVATION) CAN BE CAUSED BY A NUMBER OF PATHOPHYSIOLOGICAL CONDITIONS SUCH AS ACUTE AND CHRONIC STRESS EXPOSURE, ABNORMAL BODY WEIGHT (BOTH TOO HIGH AND TOO LOW ONES), EATING DISORDERS (SUCH AS ANOREXIA NERVOSA), METABOLIC SYNDROME(S), SJOGREN'S AND SICCA SYNDROMES, DRUGS AND HEAD/NECK RADIOTHERAPY APPLICATION. IN TURN, THE CHRONIC HYPOSALIVATION AS A SUBOPTIMAL HEALTH CONDITION SIGNIFICANTLY REDUCES QUALITY OF LIFE, MAY INDICATE A SYSTEMIC DEHYDRATION, PROVOKES AND CONTRIBUTES TO A NUMBER OF PATHOLOGIES SUCH AS A STRONGLY COMPROMISED PROTECTION OF THE ORAL CAVITY, CHRONIC INFECTIONS AND INFLAMMATORY PROCESSES, PERIODONTITIS, VOICE AND DIGESTIVE DISORDERS. CONSEQUENTLY, "DRY MOUTH" SYNDROME MIGHT BE EXTREMELY USEFUL AS AN INDICATOR FOR AN IN-DEPTH DIAGNOSTICS OF BOTH-CO-EXISTING AND SNOWBALLING HEALTH-THREATING CONDITIONS. HOWEVER, PREDICTIVE DIAGNOSTICS, TARGETED PREVENTION AND PERSONALISATION OF TREATMENTS ARE EVIDENTLY UNDERDEVELOPED FOR INDIVIDUALS AT HIGH RISK SUFFERING FROM THE "DRY MOUTH" SYNDROME. WORKING HYPOTHESIS AND METHODOLOGY: IN THE CURRENT STUDY, WE HAVE HYPOTHESISED THAT INDIVIDUALS DEMONSTRATING "FLAMMER SYNDROME" (FS) PHENOTYPE MAY SUFFER FROM THE "DRY MOUTH" SYNDROME MORE FREQUENTLY, DUE TO DISTURBED MICROCIRCULATION, PSYCHOLOGICAL FACTORS (OBSESSIONAL PERSONALITY/PERFECTIONISM), AND DIMINISHED FEELING OF THIRST WITH CONSEQUENTLY INSUFFICIENT DAILY LIQUID INTAKE POTENTIALLY RESULTING IN THE SYSTEMIC DEHYDRATION WITH INDIVIDUALLY PRONOUNCED LEVEL OF SEVERITY. IF CONFIRMED, FS PHENOTYPING LINKED TO THE CHRONIC HYPOSALIVATION MIGHT BE PREDICTIVE FOR INDIVIDUALS AT RISK IDENTIFIED BY INNOVATIVE SCREENING PROGRAMMES. TO VERIFY THE WORKING HYPOTHESIS, HEALTHY INDIVIDUALS (NEGATIVE CONTROL GROUP) VERSUS INDIVIDUALS WITH EVIDENT HYPOSALIVATION AS WELL AS PATIENTS DIAGNOSED WITH PERIODONTITIS (POSITIVE CONTROL GROUP) OBSERVED AND TREATED AT THE DENTAL CLINIC WERE INVESTIGATED. THE DEGREE TO WHICH AN INDIVIDUAL IS AFFECTED BY HYPOSALIVATION WAS DETERMINED BY THE BOTHER XEROSTOMIA INDEX UTILISING A QUESTIONNAIRE OF 10 ISSUE-SPECIFIC ITEMS AND MONITORING OF A TYPICALLY MATT ROOF OF THE MOUTH IN DENTAL PRACTICE. AN EXTENT TO WHICH INDIVIDUALS INCLUDED IN THE STUDY ARE THE CARRIERS OF THE FS PHENOTYPE WAS ESTIMATED BY THE SPECIALISED 15-ITEM QUESTIONNAIRE. RESULTS AND CONCLUSIONS: FOR BOTH-THE TARGET GROUP (HYPOSALIVATION) AND POSITIVE CONTROL GROUP (PERIODONTITIS)-FS PHENOTYPE WAS DEMONSTRATED TO BE MORE SPECIFIC COMPARED TO THE DISEASE-FREE (NEGATIVE CONTROL) GROUP. MOREOVER, SELF-REPORTS PROVIDED BY INTERVIEWED ADOLESCENTS OF THE TARGET GROUP FREQUENTLY RECORDED REMARKABLE DISCOMFORT RELATED TO "DRY MOUTH" SYNDROME, ACUTE AND CHRONIC OTORHINOLARYNGOLOGICAL INFECTIONS AND EVEN DELAYED WOUND HEALING. FURTHER, INTERVIEWED ADOLESCENTS DO WORRY ABOUT THE SYMPTOMS WHICH MIGHT BE INDICATIVE FOR POTENTIAL DISEASES; THEY ARE ALSO AMAZED THAT TOO LITTLE ATTENTION IS CURRENTLY PAID TO THE ISSUE BY CAREGIVERS. IN CONCLUSION, FS QUESTIONNAIRE LINKED TO THE "DRY MOUTH" SYNDROME IS STRONGLY RECOMMENDED FOR APPLICATION IN PRIMARY HEALTHCARE. CONSEQUENTLY, TARGETED PREVENTIVE MEASURES CAN BE TRIGGERED EARLY IN LIFE. FOR EXAMPLE, TRADITIONAL, COMPLEMENTARY AND ALTERNATIVE MEDICINE DEMONSTRATES POSITIVE THERAPEUTIC EFFECTS IN INDIVIDUALS SUFFERING FROM XEROSTOMIA. FOR IN-DEPTH DIAGNOSTICS, EPI/GENETIC REGULATIONS INVOLVED INTO PATHOPHYSIOLOGIC MECHANISMS OF HYPOSALIVATION IN FS-AFFECTED INDIVIDUALS SHOULD BE THOROUGHLY INVESTIGATED AT MOLECULAR LEVEL. IDENTIFIED BIOMARKER PANELS MIGHT BE OF GREAT CLINICAL UTILITY FOR PREDICTIVE DIAGNOSTICS AND PATIENT STRATIFICATION THAT, FURTHER, WOULD SUFFICIENTLY IMPROVE PERSONALISED CARE TO THE PATIENT. 2018 8 104 19 A REVIEW OF CYTOKINE-BASED PATHOPHYSIOLOGY OF LONG COVID SYMPTOMS. THE LONG COVID/POST ACUTE SEQUELAE OF COVID-19 (PASC) GROUP INCLUDES PATIENTS WITH INITIAL MILD-TO-MODERATE SYMPTOMS DURING THE ACUTE PHASE OF THE ILLNESS, IN WHOM RECOVERY IS PROLONGED, OR NEW SYMPTOMS ARE DEVELOPED OVER MONTHS. HERE, WE PROPOSE A DESCRIPTION OF THE PATHOPHYSIOLOGY OF THE LONG COVID PRESENTATION BASED ON INFLAMMATORY CYTOKINE CASCADES AND THE P38 MAP KINASE SIGNALING PATHWAYS THAT REGULATE CYTOKINE PRODUCTION. IN THIS MODEL, THE SARS-COV-2 VIRAL INFECTION IS HYPOTHESIZED TO TRIGGER A DYSREGULATED PERIPHERAL IMMUNE SYSTEM ACTIVATION WITH SUBSEQUENT CYTOKINE RELEASE. CHRONIC LOW-GRADE INFLAMMATION LEADS TO DYSREGULATED BRAIN MICROGLIA WITH AN EXAGGERATED RELEASE OF CENTRAL CYTOKINES, PRODUCING NEUROINFLAMMATION. IMMUNOTHROMBOSIS LINKED TO CHRONIC INFLAMMATION WITH MICROCLOT FORMATION LEADS TO DECREASED TISSUE PERFUSION AND ISCHEMIA. INTERMITTENT FATIGUE, POST EXERTIONAL MALAISE (PEM), CNS SYMPTOMS WITH "BRAIN FOG," ARTHRALGIAS, PARESTHESIAS, DYSAUTONOMIA, AND GI AND OPHTHALMIC PROBLEMS CAN CONSEQUENTLY ARISE AS RESULT OF THE ELEVATED PERIPHERAL AND CENTRAL CYTOKINES. THERE ARE ABUNDANT SIMILARITIES BETWEEN SYMPTOMS IN LONG COVID AND MYALGIC ENCEPHALOMYELITIS/CHRONIC FATIGUE SYNDROME (ME/CFS). DNA POLYMORPHISMS AND VIRAL-INDUCED EPIGENETIC CHANGES TO CYTOKINE GENE EXPRESSION MAY LEAD TO CHRONIC INFLAMMATION IN LONG COVID PATIENTS, PREDISPOSING SOME TO DEVELOP AUTOIMMUNITY, WHICH MAY BE THE GATEWAY TO ME/CFS. 2023 9 4865 26 ORO-FACIAL PAIN AND TEMPOROMANDIBULAR DISORDERS CLASSIFICATION SYSTEMS: A CRITICAL APPRAISAL AND FUTURE DIRECTIONS. IT IS A DIFFICULT UNDERTAKING TO DESIGN A CLASSIFICATION SYSTEM FOR ANY DISEASE ENTITY, LET ALONE FOR ORO-FACIAL PAIN (OFP) AND MORE SPECIFICALLY FOR TEMPOROMANDIBULAR DISORDERS (TMD). A FURTHER COMPLICATION OF THIS TASK IS THAT BOTH PHYSICAL AND PSYCHOSOCIAL VARIABLES MUST BE INCLUDED. TO AUGMENT THIS PROCESS, A TWO-STEP SYSTEMATIC REVIEW, ADHERING TO PRISMA GUIDELINES, OF THE CLASSIFICATION SYSTEMS PUBLISHED DURING THE LAST 20 YEARS FOR OFP AND TMD WAS PERFORMED. THE FIRST SEARCH STEP IDENTIFIED 190 POTENTIAL CITATIONS WHICH ULTIMATELY RESULTED IN ONLY 17 ARTICLES BEING INCLUDED FOR IN-DEPTH ANALYSIS AND REVIEW. THE SECOND STEP RESULTED IN ONLY 5 ARTICLES BEING SELECTED FOR INCLUSION IN THIS REVIEW. FIVE ADDITIONAL ARTICLES AND FOUR CLASSIFICATION GUIDELINES/CRITERIA WERE ALSO INCLUDED DUE TO EXPANSION OF THE SEARCH CRITERIA. THUS, IN TOTAL, 14 DOCUMENTS COMPRISING ARTICLES AND GUIDELINES/CRITERIA (8 PROPOSALS OF CLASSIFICATION SYSTEMS FOR OFP; 6 FOR TMD) WERE SELECTED FOR INCLUSION IN THE SYSTEMATIC REVIEW. FOR EACH, A DISCUSSION AS TO THEIR ADVANTAGES, STRENGTHS AND LIMITATIONS WAS PROVIDED. SUGGESTIONS REGARDING THE FUTURE DIRECTION FOR IMPROVING THE CLASSIFICATION PROCESS WITH THE USE OF ONTOLOGICAL PRINCIPLES RATHER THAN TAXONOMY ARE DISCUSSED. FURTHERMORE, THE POTENTIAL FOR EXPANDING THE SCOPE OF AXES INCLUDED IN EXISTING CLASSIFICATION SYSTEMS, TO INCLUDE GENETIC, EPIGENETIC AND NEUROBIOLOGICAL VARIABLES, IS EXPLORED. IT IS THEREFORE RECOMMENDED THAT FUTURE CLASSIFICATION SYSTEM PROPOSALS BE BASED ON COMBINED APPROACHES AIMING TO PROVIDE ARCHETYPAL TREATMENT-ORIENTED CLASSIFICATIONS. 2018 10 2990 17 GENETIC FACTORS PREDISPOSING TO SYSTEMIC LUPUS ERYTHEMATOSUS AND LUPUS NEPHRITIS. SYSTEMIC LUPUS ERYTHEMATOSUS (SLE) IS A CHRONIC INFLAMMATORY DISEASE CHARACTERIZED BY A LOSS OF TOLERANCE TO SELF-ANTIGENS AND THE PRODUCTION OF HIGH TITERS OF SERUM AUTOANTIBODIES. LUPUS NEPHRITIS CAN AFFECT UP TO 74% OF SLE PATIENTS, PARTICULARLY THOSE OF HISPANIC AND AFRICAN ANCESTRIES, AND REMAINS A MAJOR CAUSE OF MORBIDITY AND MORTALITY. A GENETIC ETIOLOGY IN SLE IS NOW WELL SUBSTANTIATED. THANKS TO EXTENSIVE COLLABORATIONS, EXTRAORDINARY PROGRESS HAS BEEN MADE IN THE PAST FEW YEARS AND THE NUMBER OF CONFIRMED GENES PREDISPOSING TO SLE HAS CATAPULTED TO APPROXIMATELY 30. STUDIES OF OTHER FORMS OF GENETIC VARIATION, SUCH AS COPY NUMBER VARIANTS AND EPIGENETIC ALTERATIONS, ARE EMERGING AND PROMISE TO REVOLUTIONIZE OUR KNOWLEDGE ABOUT DISEASE MECHANISMS. HOWEVER, TO DATE LITTLE PROGRESS HAS BEEN MADE ON THE IDENTIFICATION OF GENETIC FACTORS SPECIFIC TO LUPUS NEPHRITIS. ON THE NEAR HORIZON, TWO LARGE-SCALE EFFORTS, A COLLABORATIVE META-ANALYSIS OF LUPUS NEPHRITIS BASED ON ALL GENOME-WIDE ASSOCIATION DATA IN CAUCASIANS AND PARALLEL SCANS IN FOUR OTHER ETHNICITIES, ARE POISED TO MAKE FUNDAMENTAL DISCOVERIES IN THE GENETICS OF LUPUS NEPHRITIS. COLLECTIVELY, THESE FINDINGS WILL SHOW THAT A BROAD ARRAY OF PATHWAYS UNDERLINES THE GENETIC HETEROGENEITY OF SLE AND LUPUS NEPHRITIS, AND PROVIDE POTENTIAL AVENUES FOR THE DEVELOPMENT OF NOVEL THERAPIES. 2010 11 3209 20 HEALTH DISPARITIES IN SYSTEMIC LUPUS ERYTHEMATOSUS. SYSTEMIC LUPUS ERYTHEMATOSUS (SLE) IS A CHRONIC MULTISYSTEM AUTOIMMUNE DISEASE CHARACTERIZED BY AUTOANTIBODY PRODUCTION AND DIVERSE CLINICAL MANIFESTATIONS. THE MANY COMPLEX, OVERLAPPING, AND CLOSELY ASSOCIATED FACTORS THAT INFLUENCE SLE SUSCEPTIBILITY AND OUTCOMES INCLUDE ETHNIC DISPARITIES, LOW ADHERENCE TO MEDICATIONS, AND POVERTY, AND GEOGRAPHY. EPIGENETIC MECHANISMS MAY PROVIDE THE LINK BETWEEN THESE ENVIRONMENTAL EXPOSURES AND BEHAVIORS AND THE DISPROPORTIONATE BURDEN OF SLE SEEN IN ETHNIC MINORITIES. ATTENTION TO THESE MODIFIABLE SOCIAL DETERMINANTS OF HEALTH WOULD NOT ONLY IMPROVE OUTCOMES FOR VULNERABLE PATIENTS WITH SLE BUT LIKELY REDUCE SUSCEPTIBILITY TO SLE AS WELL THROUGH EPIGENETIC CHANGES. 2020 12 1969 26 EPIGENETIC ALTERATIONS AND AN INCREASED FREQUENCY OF MICRONUCLEI IN WOMEN WITH FIBROMYALGIA. FIBROMYALGIA (FM), CHARACTERIZED BY CHRONIC WIDESPREAD PAIN, FATIGUE, AND COGNITIVE/MOOD DISTURBANCES, LEADS TO REDUCED WORKPLACE PRODUCTIVITY AND INCREASED HEALTHCARE EXPENSES. TO DETERMINE IF ACQUIRED EPIGENETIC/GENETIC CHANGES ARE ASSOCIATED WITH FM, WE COMPARED THE FREQUENCY OF SPONTANEOUSLY OCCURRING MICRONUCLEI (MN) AND GENOME-WIDE METHYLATION PATTERNS IN WOMEN WITH FM (N = 10) TO THOSE SEEN IN COMPARABLY AGED HEALTHY CONTROLS (N = 42 (MN); N = 8 (METHYLATION)). THE MEAN (SD) MN FREQUENCY OF WOMEN WITH FM (51.4 (21.9)) WAS SIGNIFICANTLY HIGHER THAN THAT OF CONTROLS (15.8 (8.5)) (CHI (2) = 45.552; DF = 1; P = 1.49 X 10(-11)). SIGNIFICANT DIFFERENCES (N = 69 SITES) IN METHYLATION PATTERNS WERE OBSERVED BETWEEN CASES AND CONTROLS CONSIDERING A 5% FALSE DISCOVERY RATE. THE MAJORITY OF DIFFERENTIALLY METHYLATED (DM) SITES (91%) WERE ATTRIBUTABLE TO INCREASED VALUES IN THE WOMEN WITH FM. THE DM SITES INCLUDED SIGNIFICANT BIOLOGICAL CLUSTERS INVOLVED IN NEURON DIFFERENTIATION/NERVOUS SYSTEM DEVELOPMENT, SKELETAL/ORGAN SYSTEM DEVELOPMENT, AND CHROMATIN COMPACTION. GENES ASSOCIATED WITH DM SITES WHOSE FUNCTION HAS PARTICULAR RELEVANCE TO FM INCLUDED BDNF, NAT15, HDAC4, PRKCA, RTN1, AND PRKG1. RESULTS SUPPORT THE NEED FOR FUTURE RESEARCH TO FURTHER EXAMINE THE POTENTIAL ROLE OF EPIGENETIC AND ACQUIRED CHROMOSOMAL ALTERATIONS AS A POSSIBLE BIOLOGICAL MECHANISM UNDERLYING FM. 2013 13 1985 18 EPIGENETIC ALTERATIONS IN PRIMARY SJOGREN'S SYNDROME - AN OVERVIEW. PRIMARY SJOGREN'S SYNDROME (PSS) IS A CHRONIC AUTOIMMUNE RHEUMATIC DISEASE CHARACTERIZED BY INFLAMMATION OF EXOCRINE GLANDS, MAINLY SALIVARY AND LACRIMAL GLANDS. IN ADDITION, PSS MAY AFFECT MULTIPLE OTHER ORGANS RESULTING IN SYSTEMIC MANIFESTATIONS. ALTHOUGH THE PRECISE ETIOLOGY OF PSS REMAINS ELUSIVE, PSS IS CONSIDERED TO BE A MULTI-FACTORIAL DISEASE, WHERE UNDERLYING GENETIC PREDISPOSITION, ENVIRONMENTAL FACTORS AND EPIGENETIC MECHANISMS CONTRIBUTE TO DISEASE DEVELOPMENT. EPIGENETIC MECHANISMS, SUCH AS DNA METHYLATION, HISTONE MODIFICATIONS AND NON-CODING RNAS, MAY CONSTITUTE A DYNAMIC LINK BETWEEN GENOME, ENVIRONMENT AND PHENOTYPIC MANIFESTATION BY THEIR MODULATING EFFECTS ON GENE EXPRESSION. A GROWING BODY OF STUDIES REPORTING ALTERED EPIGENETIC LANDSCAPES IN PSS SUGGESTS THAT EPIGENETIC MECHANISMS PLAY A ROLE IN THE PATHOGENESIS OF PSS, AND THE REVERSIBLE NATURE OF EPIGENETIC MODIFICATIONS SUGGESTS THERAPEUTIC STRATEGIES TARGETING EPIGENETIC DYSREGULATION IN PSS. THIS ARTICLE REVIEWS OUR CURRENT UNDERSTANDING OF EPIGENETIC MECHANISMS IN PSS AND DISCUSSES IMPLICATIONS FOR NOVEL DIAGNOSTIC AND THERAPEUTIC APPROACHES. 2018 14 5886 24 SYSTEMIC LUPUS ERYTHEMATOSUS. SYSTEMIC LUPUS ERYTHEMATOSUS (SLE) IS A CHRONIC MULTISYSTEM AUTOIMMUNE DISEASE THAT IS HIGHLY HETEROGENEOUS IN ITS PRESENTATION. THIS CAN POSE SIGNIFICANT CHALLENGES FOR PHYSICIANS RESPONSIBLE FOR THE DIAGNOSIS AND TREATMENT OF SUCH PATIENTS. SLE ARISES FROM A COMBINATION OF GENETIC, EPIGENETIC AND ENVIRONMENTAL FACTORS. PATHOLOGICALLY, THE DISEASE IS PRIMARILY DRIVEN BY LOSS OF IMMUNE TOLERANCE AND ABNORMAL B- AND T-CELL FUNCTION. MAJOR ORGAN INVOLVEMENT MAY LEAD TO SIGNIFICANT MORBIDITY AND MORTALITY. CLASSIFICATION CRITERIA FOR SLE HAVE BEEN DEVELOPED LARGELY FOR RESEARCH PURPOSES; HOWEVER, THESE ARE ALSO WIDELY USED IN CLINICAL PRACTICE. ANTINUCLEAR ANTIBODIES ARE THE HALLMARK SEROLOGICAL FEATURE, OCCURRING IN OVER 95% OF PATIENTS WITH SLE AT SOME POINT DURING THEIR DISEASE. THE MAINSTAY OF TREATMENT IS ANTIMALARIAL DRUGS SUCH AS HYDROXYCHLOROQUINE, COMBINED WITH CORTICOSTEROIDS AND CONVENTIONAL IMMUNOSUPPRESSIVE DRUGS. AN INCREASING UNDERSTANDING OF PATHOGENESIS HAS FACILITATED A MOVE TOWARDS THE DEVELOPMENT OF TARGETED BIOLOGIC THERAPIES, WITH THE INTRODUCTION OF RITUXIMAB AND BELIMUMAB INTO CLINICAL PRACTICE. 2017 15 553 13 AUTOINFLAMMATORY RETINOPATHY IN CHRONIC INFANTILE NEUROLOGICAL CUTANEOUS AND ARTICULAR (CINCA) SYNDROME. CHRONIC INFANTILE NEUROLOGICAL CUTANEOUS AND ARTICULAR (CINCA) SYNDROME IS A RARE AUTOSOMAL DOMINANT AUTOINFLAMMATORY DISEASE. WE REPORT THE CASES OF MONOZYGOTIC TWINS WITH CINCA SYNDROME WHOSE PREDOMINANT OCULAR MANIFESTATION WAS INFLAMMATORY ROD-CONE RETINAL DYSTROPHY. ATYPICALLY, THERE WERE SIGNIFICANT DIFFERENCES BETWEEN TWINS IN PHENOTYPE SEVERITY, SUGGESTIVE OF EPIGENETIC DIFFERENCES AND/OR INVOLVEMENT OF ENVIRONMENTAL FACTORS. 2016 16 6884 24 [RHEUMATOID ARTHRITIS]. RHEUMATOID ARTHRITIS ABSTRACT. RHEUMATOID ARTHRITIS (RA) IS THE MOST FREQUENT CHRONIC INFLAMMATORY JOINT DISEASE WITH A PREVALENCE OF APPROXIMATELY 1% WORLDWIDE. THE PATHOGENESIS IS A COMPLEX INTERPLAY OF GENETIC, EPIGENETIC, AND ENVIRONMENTAL FACTORS, WHICH ARE STILL INCOMPLETELY UNDERSTOOD. THE DISEASE IS CHARACTERIZED BY A POLYARTICULAR SYNOVITIS WITH SYMMETRICAL INVOLVEMENT OF SMALL AND LARGE JOINTS. THE MAJORITY OF PATIENTS HAS DETECTABLE AUTOANTIBODIES IN THE SERUM, RHEUMATOID FACTOR AND ANTI-CCP ANTIBODIES WHICH ARE SPECIFIC FOR RA. THE UNCONTROLLED CHRONIC JOINT INFLAMMATION RESULTS IN DESTRUCTIVE CHANGES OF JOINT CARTILAGE AND BONE. AN EARLY DIAGNOSIS AND INITIATION OF TREATMENT IS THEREFORE OF CENTRAL IMPORTANCE. DISEASE-MODIFYING ANTI-RHEUMATIC DRUGS (DMARD) ARE ABLE TO INHIBIT JOINT DESTRUCTION AND SHOULD BE STARTED AS SOON AS POSSIBLE. THERAPY SHOULD BE TARGETED TO REACH A STATE OF REMISSION. THE INTRODUCTION OF HIGHLY EFFECTIVE BIOLOGIC AND TARGETED SYNTHETIC DMARD HAS ALLOWED TO REACH THIS GOAL OF THERAPY IN MANY PATIENTS AND TO PREVENT DISABILITY. HOWEVER, RISKS OF MEDICATION NEED TO BE CONSIDERED, AS WELL AS COMORBIDITIES. 2023 17 5371 23 RECENT ADVANCES IN UNDERSTANDING THE GENETIC BASIS OF SYSTEMIC LUPUS ERYTHEMATOSUS. SYSTEMIC LUPUS ERYTHEMATOSUS (SLE) IS A POLYGENIC CHRONIC AUTOIMMUNE DISEASE LEADING TO MULTIPLE ORGAN DAMAGE. A LARGE HERITABILITY OF UP TO 66% IS ESTIMATED IN SLE, WITH ROUGHLY 180 REPORTED SUSCEPTIBILITY LOCI THAT HAVE BEEN IDENTIFIED MOSTLY BY GENOME-WIDE ASSOCIATION STUDIES (GWASS) AND ACCOUNT FOR APPROXIMATELY 30% OF GENETIC HERITABILITY. A VAST MAJORITY OF RISK VARIANTS RESIDE IN NON-CODING REGIONS, WHICH MAKES IT QUITE CHALLENGING TO INTERPRET THEIR FUNCTIONAL IMPLICATIONS IN THE SLE-AFFECTED IMMUNE SYSTEM, SUGGESTING THE IMPORTANCE OF UNDERSTANDING CELL TYPE-SPECIFIC EPIGENETIC REGULATION AROUND SLE GWAS VARIANTS. THE LATEST GENETIC STUDIES HAVE BEEN HIGHLY FRUITFUL AS SEVERAL DOZENS OF SLE LOCI WERE NEWLY DISCOVERED IN THE LAST FEW YEARS AND MANY LOCI HAVE COME TO BE UNDERSTOOD IN SYSTEMIC APPROACHES INTEGRATING GWAS SIGNALS WITH OTHER BIOLOGICAL RESOURCES. IN THIS REVIEW, WE SUMMARIZE SLE-ASSOCIATED GENETIC VARIANTS IN BOTH THE MAJOR HISTOCOMPATIBILITY COMPLEX (MHC) AND NON-MHC LOCI, EXAMINING POLYGENETIC RISK SCORES FOR SLE AND THEIR ASSOCIATIONS WITH CLINICAL FEATURES. FINALLY, VARIANT-DRIVEN PATHOGENETIC FUNCTIONS UNDERLYING GENETIC ASSOCIATIONS ARE DESCRIBED, COUPLED WITH DISCUSSION ABOUT CHALLENGES AND FUTURE DIRECTIONS IN GENETIC STUDIES ON SLE. 2022 18 2995 40 GENETIC POLYMORPHISMS IN FOLATE PATHWAY ENZYMES, DRD4 AND GSTM1 ARE RELATED TO TEMPOROMANDIBULAR DISORDER. BACKGROUND: TEMPOROMANDIBULAR DISORDER (TMD) IS A MULTIFACTORIAL SYNDROME RELATED TO A CRITICAL PERIOD OF HUMAN LIFE. TMD HAS BEEN ASSOCIATED WITH PSYCHOLOGICAL DYSFUNCTIONS, OXIDATIVE STATE AND SEXUAL DIMORPHISM WITH COINCIDENTAL OCCURRENCE ALONG THE PUBERTAL DEVELOPMENT. IN THIS WORK WE STUDY THE ASSOCIATION BETWEEN TMD AND GENETIC POLYMORPHISMS OF FOLATE METABOLISM, NEUROTRANSMISSION, OXIDATIVE AND HORMONAL METABOLISM. FOLATE METABOLISM, WHICH DEPENDS ON GENES VARIATIONS AND DIET, IS DIRECTLY INVOLVED IN GENETIC AND EPIGENETIC VARIATIONS THAT CAN INFLUENCE THE CHANGES OF LAST GROWING PERIOD OF DEVELOPMENT IN HUMAN AND THE APPEARANCE OF THE TMD. METHODS: A CASE-CONTROL STUDY WAS DESIGNED TO EVALUATE THE IMPACT OF GENETIC POLYMORPHISMS ABOVE DESCRIBED ON TMD. A TOTAL OF 229 INDIVIDUALS (69% WOMEN) WERE INCLUDED AT THE STUDY; 86 WERE PATIENTS WITH TMD AND 143 WERE HEALTHY CONTROL SUBJECTS. SUBJECTS UNDERWENT TO A CLINICAL EXAMINATION FOLLOWING THE GUIDELINES BY THE RESEARCH DIAGNOSTIC CRITERIA FOR TEMPOROMANDIBULAR DISORDERS (RDC/TMD). GENOTYPING OF 20 SINGLE NUCLEOTIDE POLYMORPHISMS (SNPS), DIVIDED IN TWO GROUPS, WAS PERFORMED BY MULTIPLEX MINISEQUENCING PRECEDED BY MULTIPLEX PCR. OTHER SEVEN GENETIC POLYMORPHISMS DIFFERENT FROM SNPS (DELETIONS, INSERTIONS, TANDEM REPEAT, NULL GENOTYPE) WERE ACHIEVED BY A MULTIPLEX-PCR. A CHI-SQUARE TEST WAS PERFORMED TO DETERMINE THE DIFFERENCES IN GENOTYPE AND ALLELIC FREQUENCIES BETWEEN TMD PATIENTS AND HEALTHY SUBJECTS. TO ESTIMATE TMD RISK, IN THOSE POLYMORPHISMS THAT SHOWN SIGNIFICANT DIFFERENCES, ODDS RATIO (OR) WITH A 95% OF CONFIDENCE INTERVAL WERE CALCULATED. RESULTS: SIX OF THE POLYMORPHISMS SHOWED STATISTICAL ASSOCIATIONS WITH TMD. FOUR OF THEM ARE RELATED TO ENZYMES OF FOLATES METABOLISM: ALLELE G OF SERINE HYDOXYMETHYLTRANSFERASE 1 (SHMT1) RS1979277 (OR = 3.99; 95%CI 1.72, 9.25; P = 0.002), ALLELE G OF SHMT1 RS638416 (OR = 2.80; 95%CI 1.51, 5.21; P = 0.013), ALLELE T OF METHYLENTETRAHYDROFOLATE DEHYDROGENASE (MTHFD) RS2236225 (OR = 3.09; 95%CI 1.27, 7.50; P = 0.016) AND ALLELE A OF METHIONINE SYNTHASE REDUCTASE (MTRR) RS1801394 (OR = 2.35; 95CI 1.10, 5.00; P = 0.037). AN INFLAMMATORY OXIDATIVE STRESS ENZYME, GLUTHATIONE S-TRANFERASE MU-1(GSTM1), NULL ALLELE (OR = 2.21; 95%CI 1.24, 4.36; P = 0.030) AND A NEUROTRANSMISSION RECEPTOR, DOPAMINE RECEPTOR D4 (DRD4), LONG ALLELE OF 48 BP-REPEAT (OR = 3.62; 95%CI 0.76, 17.26; P = 0.161). CONCLUSIONS: SOME GENETIC POLYMORPHISMS RELATED TO FOLATES METABOLISM, INFLAMMATORY OXIDATIVE STRESS, AND NEUROTRANSMISSION RESPONSES TO PAIN, HAS BEEN SIGNIFICANTLY ASSOCIATED TO TMD SYNDROME. 2011 19 471 25 ARISTOLOCHIC ACID CONTAINING HERBS INDUCE GENDER-RELATED ONCOLOGICAL DIFFERENCES IN UPPER TRACT UROTHELIAL CARCINOMA PATIENTS. BACKGROUND: IN CHINA, UPPER TRACT UROTHELIAL CARCINOMA (UTUC) IS LESS PREVALENT BUT MORE MALIGNANT IN MALES. THIS STUDY INVESTIGATES THE PROGNOSTIC FACTORS AND CAUSES OF GENDER-BASED DIFFERENCES IN CHINESE POPULATIONS. METHODS: BETWEEN 1999 AND 2011, 687 UTUC PATIENTS WHO UNDERWENT SURGERY WERE UTILIZED FOR THIS STUDY. WE EVALUATED THE DIFFERENCES IN ONCOLOGICAL CHARACTERISTICS, EPIGENETIC BIOMARKERS, CANCER-SPECIFIC SURVIVAL (CSS), BLADDER RECURRENCE (BR) RATE, AND CONTRALATERAL UPPER TRACT RECURRENCE (CUTR) RATE. SMOKING HISTORY, BENZENE EXPOSURE HISTORY, AND THE HISTORY OF USING ARISTOLOCHIC ACID (AA) CONTAINING HERBS WERE ANALYZED IN DETAIL. RESULTS: COMPARED WITH MALE PATIENTS, FEMALE PATIENTS SHOWED POORER RENAL FUNCTION, LOWER PROPORTIONS OF TUMOR STAGE III/IV, AND SMALLER TUMOR DIAMETERS. THE CSS IN MALE PATIENTS WAS LOWER THAN THAT IN FEMALE PATIENTS. SIGNIFICANT GENDER-RELATED DIFFERENCES WERE OBSERVED CONCERNING VARIOUS PROGNOSTIC FACTORS. IN FEMALE PATIENTS, POORER SURVIVAL RATES WERE ATTRIBUTED TO THE PRIMARY TUMOR LOCATION IN THE URETER, LARGE DIAMETER PRIMARY TUMORS, SEVERE CHRONIC KIDNEY DISEASE, PAPILLARY TUMOR ARCHITECTURE, HIGH TUMOR STAGES, POSITIVE N STATUS, AND METHYLATED ABCC6 PROMOTERS. IN MALE PATIENTS, OLDER AGE, IPSILATERAL HYDRONEPHROSIS, LARGE TUMOR DIAMETERS, SESSILE TUMOR ARCHITECTURE, HIGH TUMOR STAGES, AND METHYLATED TMEFF2 PROMOTERS WERE ASSOCIATED WITH HIGHER CANCER-SPECIFIC MORTALITY. AA MIGHT BE THE MAIN CAUSE OF THESE GENDER-BASED DIFFERENCES. THE AA-INDUCED UTUC PATIENTS PRESENTED SMALLER TUMOR DIAMETERS, LOWER TUMOR STAGES, FEWER POSITIVE N STATUSES, MORE MULTIFOCAL TUMORS, LOWER METHYLATION INDICES, AND POORER RENAL FUNCTION. ALTHOUGH AA-INDUCED UTUC PATIENTS EXHIBITED BETTER SURVIVAL RATES, BR AND CUTR RATES WERE SIGNIFICANTLY WORSE. CONCLUSION: IN CHINA, THERE EXIST SIGNIFICANT AA-INDUCED DIFFERENCES BETWEEN MALE AND FEMALE UTUC PATIENTS. THE BLADDERS AND CONTRALATERAL UPPER URINARY TRACTS OF AA-INDUCED UTUC PATIENTS SHOULD BE CAREFULLY MONITORED AFTER SURGERY. 2018 20 3004 19 GENETIC, EPIGENETIC, AND MECHANISTIC STUDIES OF TEMPOROMANDIBULAR DISORDERS AND OVERLAPPING PAIN CONDITIONS. LEADERS IN THE FIELDS OF TEMPOROMANDIBULAR DISORDERS (TMD) AND ITS ACCOMPANYING OVERLAPPING PAIN CONDITIONS PRESENTED THEIR LATEST FINDINGS AT THE SEVENTH SCIENTIFIC MEETING OF THE TMJ ASSOCIATION, SEPTEMBER 7-9, 2014, IN BETHESDA, MD. THE MEETING WAS CO-SPONSORED BY THE TMJ ASSOCIATION AND THE NATIONAL INSTITUTES OF HEALTH. TOPICS OF THE SCIENTIFIC SESSIONS INCLUDED EPIDEMIOLOGY AND DIAGNOSTIC CRITERIA, BASIC MECHANISMS OF CHRONIC PAIN INCLUDING THE GENETIC AND EPIGENETIC BASIS OF CHRONIC PAIN, AND THE DEVELOPMENT OF NOVEL DRUGS FOR TREATMENT OF THESE CONDITIONS. DISCUSSIONS WERE DIRECTED TOWARD FORMULATING A SET OF RECOMMENDATIONS TO ADVANCE RESEARCH IN THIS FIELD. 2014