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HAIR-AN syndrome is a sub-type of polycystic ovarian syndrome which consists of virilization, insulin resistance and acanthosis nigricans. It may be associated with menstrual irregularity, and hyperandrogenic features such as hirsutism and masculinization. Aim: We report an adolescent girl with HAIR-AN syndrome, T2DM, a very high testosterone level (male range) and primary amenorrhea Case report: A 17-year-old female who had been investigated by pediatric endocrinology since the age of 13 because of hyperpigmentation which was proven to be acanthosis nigricans on skin biopsy. The patient was found to have insulin resistance with initially normal glucose level. She has hirsutism and hypertrichosis. There is no similar condition in her family, she has three siblings all are well. She developed T2DM with at the age of 14. She was started on Metformin 2 gram daily and them pioglitazone 30 mg was added when she was 16 years. She never had menarche. The clinical examination revealed an adolescent girl with normal BP 106/68 mmHg, and BMI 19.6kg/m2. She scored 24 onFerriman-Gallwey hirsutism scoring system. She had severe acanthosis nigricans on both axillae. She also had back and upper limbs hyperpigmentation.Lab tests revealed normal thyroid function tests, prolactin, cortisol, DHEA-S, and 17 hydroxy progesterone. Fasting glucose 7.2, insulin 123 μU/ml (2.6-24.9), c-peptide 964, HbA1c 8.2%. Total testosterone 24.61 nmol/L (0.069-2.715), SHBG 184.9 nmol/L, and Free testosterone index 13.31 (0.51-6.53). Her LH 8.9 and FSH 4.7.Radiological investigations revealed polycystic ovaries on pelvic ultrasound. MRI abdomen showed normal adrenals, and mildly enlarged ovaries with peripherally located follicles consistent with polycystic ovarian syndrome. The patient was started in Diane-35 (cyproterone acetate and ethinyl estradiol) oral pills. She started to have menarche three months after using Diane-35. Her Total testosterone had dropped from 24.61 to 1.69 nmol/L (0.069-2.715), SHBG 579 nmol/L, and Free testosterone index 0.29 (0.51-6.53). She reported that the hirsutism is getting less than before starting the treatment.Conclusion: Primary amenorrhea might be a manifestation of in HAIR-AN syndrome due to sever hyperandrogenism. The management of such condition is challenging. In addition to controlling the metabolic parameters, combined oral pills with antiandrogen effect might be effective.

SUN-004 Case Study: A 17-year-old Girl with HAIR-AN Syndrome, T2DM and Primary Amenorrhea