A 30 year-old male presents with numbness of both lower limbs and right upper limb. Examination reveals pulse 88/minute and BP 160/110 mm of Hg. He also has digital gangrene involving right 2nd and 3rd finger. Urine routine examination is unremarkeable. Microscopic examination shows RBC’s Hemogram and serum biochemistry is within normal limits. What is the most probable diagnosis?
a) Systemic lupus erythematosus
b) Polyarteritis nodosa
c) Malignant hypertension
d) Chrug-Strauss syndrome
Correct answer : b) Polyarteritis nodosa