Which of the following statements is true regarding the epidemiology of protein S deficiency?

A It is more common in individuals of African descent
B It is more common in individuals of Asian descent
C It is equally distributed among all ethnic groups
D It is more common in individuals with a family history of thrombosis ✓

Explanation

Protein S deficiency is a genetic disorder that increases the risk of thrombosis, and it is more common in individuals with a family history of thrombosis.

Source

Williams Hematology
Hematology Hematology: Coagulation Disorders Hematology: Coagulation Disorders Hard MEDICAL Confidence: medium