This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Orthopaedics
Which of the following is not a cause for the development of carpal tunnel syndrome? 
Select and explain. 
A. Alcoholism, B. Sarcoidosis, C. Gout, D. Menorrhagia
D: Menorrhagia
Answer: D: Menorrhagia 
Explanation: Ans. is 'd' i.e., Menorrhagia * There are many causes of carpal tunnel syndrome: -1) Idiopathic: - This is the most common cause.2) Pregnancy and menopause3) Metabolic: - Gout, Diabetes mellitus4) Endocrine: - Hypothyroidism, Myxedema, Acromegaly, Hyperparathyroidism.5) Deposition disorder:- Amyloidosis, Sarcoidosis, Rheumatid arthritis, Leukemia, CRF, Mucopoly-saccharoidosis.6) Alcoholism7) Local causes: - Malunited colie's fracture, osteo-arthritis of the carpal bones, synovitits of flexor tendon sheath, hematoma.