A 4-year-old man presents with a swelling in the testes

A 4-year-old man presents with a swelling in the testes. On examination the swelling is smooth and fluctuates. It is located at the posterior upper pole of the left testes. What is the single most appropriate immediate investigation?

A. CT scan testes
B. MRI scan of the testes
C. USscan of the testes
D. Mid stream urine
E. Urethral swab
Ans. The key is C. USscan of the testes. [Dx epididymal cyst. Investigation of choice is ultrasound scan]. X

Mock-2. 187. A 30-year-old lady presents to accident and emergencydepartment with shortness of breath, generalized chest pain and feeling as if she will die. You decide to do arterial blood gas. What abnormality will you find in the ABG?