This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cerebrovascular Diseases, Subject name: Surgery
Patient with a history of fall presents weeks later with headache and progressive neurological deterioration. The diagnosis is:- 
Select and explain. 
A. Acute subdural hemorrhage, B. Extradural hemorrhage, C. Chronic subdural hemorrhage, D. Fracture skull
C: Chronic subdural hemorrhage
Answer: C: Chronic subdural hemorrhage 
Explanation: Chronic Subdural Hematoma Chronic SDH: collection of blood breakdown products that is at least 3 weeks old Chronic SDHs often occur in patients without a clear history of head trauma, as they may arise from minor trauma . A chronic SDH >1 cm or any symptomatic SDH should be surgical drained .