This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
Most common cause of Blood stained diaper in a Neonate is : 
Select and explain. 
A. Bilharziasis, B. Sickle cell trait, C. Meatal stenosis, D. Urethral hemangioma
D: Urethral hemangioma
Answer: D: Urethral hemangioma 
Explanation: It is the answer from exclusion of other options­.


Bilharziasis does not occur in neonatal period.
Sickle cell trait is usually asymptomatic.
Meatal stenosis presents between 3-8 years.


Now we are left with option `d' only.