Question

this disease produces acute inflammatory changes throughout the wall of the artery that extends into the perivascular sheath and involves the whole neurovascular bundle. this typically involves the vessels of the extremities and is seen in a young male who is a heavy cigarette smoker.
wegeners granulomatosis
polyarteritis nodosa
buergers disease
takayasu arteritis

Explanation:

Buerger's Disease (Thromboangiitis obliterans) is an inflammatory disease of small - and medium - sized arteries and veins in the extremities. It is strongly associated with smoking, especially in young males. The description in the text about acute inflammatory changes in the artery wall extending to the perivascular sheath and involving the neurovascular bundle, along with the typical patient profile (young male, heavy smoker) and involvement of extremity vessels, matches Buerger's Disease.
Wegener's granulomatosis mainly affects the upper and lower respiratory tracts and kidneys. Polyarteritis nodosa typically affects medium - sized muscular arteries but not with the specific patient - smoking and extremity - vessel - focused profile as described. Takayasu arteritis is an inflammatory disease of large arteries, often involving the aortic arch and its branches, and is more common in young females.

Answer:

C. Buerger's Disease