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: Pathology
All are true about atrophic testis except - 
Select and explain. 
A. Leydig cell hypoplasia, B. Lymphocyte infiltration, C. Small size, D. Normal sertoli cell
A: Leydig cell hypoplasia
Answer: A: Leydig cell hypoplasia 
Explanation: Testicular atrophy

Testicular atrophy is a regressive change that affects the testis.
Causes  → Atherosclerosis, inflammatory orchids, cryptorchidism, hypopituitarism, malnutrition or cachexia, irradiation, drugs (anabolic steroids), administration of female sex hormones for prostatic Ca.
Pathological changes:-
Decrease in size
The arrest of germ cells development.
Hyalization and thickening of basement membrane of spermatic tubules.
Increased interstitial stroma.
Sparing of Leydig cells → Leydig cells are prominent.
Tubules are populated by sertoli cells------- Ackerman 1424