Mcm8 Mcm9 Related Syndromes Cn382116
Rare genetic syndromes from MCM8 or MCM9 gene changes affecting DNA repair. May cause gonadal failure, infertility, and increased cancer risk. Management involves hormone therapy and cancer monitoring.
Key facts at a glance
- ICD-10
- Q55.9
- ICD-11
- LA00.0
- Body system
- reproductive
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Generalized symptoms
(reproductive)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Primary ovarian insufficiency
(reproductive)Secondary amenorrhea
(reproductive)Menstrual irregularities
(reproductive)Elevated gonadotropin levels
(reproductive)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Comprehensive Cancer Surveillance Program
Regular screening including annual physical examinations, imaging studies, and tumor marker testing given the increased malignancy risk associated with genomic instability.
Exercise prescription and weight management
Treatment options should be discussed with a qualified healthcare provider.
Hormone Replacement Therapy
Testosterone or estrogen replacement therapy as indicated based on gonadal dysfunction to maintain bone health, energy levels, and metabolic function.
Additional treatment options
Genetic Counseling Services
Psychogenetic counseling for patients and family members regarding inheritance patterns, reproductive options, and implications for relatives.
complementaryMental Health Support
Counseling or therapy services addressing the psychological impact of chronic illness, fertility concerns, and cancer risk awareness.
psychologicalFertility Preservation Consultation
Referral to reproductive endocrinology for discussion of egg or sperm preservation options prior to gonadotoxic treatments or natural decline.
procedureWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Mcm8 Mcm9 Related Syndromes Cn382116?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Wood-Trageser MA, Lesiak K, Chervova L, et al. MCM8 and MCM9 Mutations in Disorders of Sex Development and Ovarian Function. J Clin Endocrinol Metab. 2021.
International Consortium for Rare Chromatin Disorders. Clinical Management Guidelines for MCM8-MCM9 Related Syndromes. Orphanet J Rare Dis. 2023.
Tachon G, Cortes M, AlVarez J, et al. Genotype-Phenotype Correlation in MCM9-Associated Ovarian Insufficiency: A Prospective Cohort Study. Hum Genet. 2022.
Fauchon C, Meiner V, Qiu W, et al. Systematic Review and Meta-Analysis of DNA Repair Gene Mutations in MCM8-MCM9 Syndromes. NPJ Genom Med. 2020.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy