This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
Dysfunctional uterine bleeding (DUB) is seen in 
Select and explain. 
A. Polycystic ovarian disease, B. Endometrial tuberculosis, C. Metropathia haemorrhagica, D. Multiple fibroids
C: Metropathia haemorrhagica
Answer: C: Metropathia haemorrhagica 
Explanation: The term DUB is used for menorrhagia in the absence of any structural abnormality, pelvic pathology or evidence of extra-genital cause for bleeding or endocrine disorder. Metropathia haemorrhagic is a specialized form of DUB. Continuous uterine bleed is the most constant symptom and may be preceded by amenorrhoea of about 8-10 weeks duration. ref katzung 12th ed. Bleeding is always painless and anovulatory. Thick polypoidal endometrium and a cystic follicle are present in one ovary.