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Urology & Andrology

Male Infertility - Oligoasthenoteratozoospermia (OAT)

ICD-10 Code
N46.9

Clinical Criteria for Male Infertility - Oligoasthenoteratozoospermia (OAT).

Clinical Presentation & Protocol

Patient Usually Complains Of

Patient presents for evaluation of primary/secondary infertility. Semen analysis reveals OAT syndrome (Oligozoospermia, Asthenozoospermia, Teratozoospermia). Pertinent history: duration of infertility [X] months, history of cryptorchidism, mumps orchitis, varicocele, or exposure to gonadotoxins. Review of systems: libido, erectile function, ejaculatory volume, and systemic symptoms (e.g., fatigue, hair loss).

Clinical Examination Findings

Physical examination: BMI [X]. Secondary sexual characteristics: normal/impaired. Genital exam: testicular volume [X] ml bilaterally (Prader orchidometer), consistency (soft/firm), presence of palpable varicocele (Grade I-III), vas deferens palpation (present/absent), and epididymal tenderness.

Treatment Protocol

Management plan: 1. Repeat semen analysis in 3 months. 2. Hormonal profile (FSH, LH, Testosterone, Prolactin). 3. Scrotal Doppler ultrasound to rule out varicocele. 4. Genetic testing (Karyotype, Y-chromosome microdeletion) if sperm count < 5 million/ml. 5. Lifestyle modifications (smoking cessation, weight loss, antioxidant therapy). 6. Consider surgical correction of varicocele or empirical medical therapy (e.g., Clomiphene citrate, Carnitine).

Detailed clinical guide coming soon.