A 45-year-old man presents complaining of three days of fever and myalgias, as well as sores on both of his shins. Physical exam reveals tender, nodular lesions surrounded by a starburst pattern of erythema. What is his most likely diagnosis

Polyarteritis nodosa

Explanation: Polyarteritis nodosa (PAN) may be seen as rare disease that results from vessel inflammation causing injury to organ systems. The areas affected mostly by Polyarteritis nodosa include the nerves, intestinal tract, heart, and joints. Symptoms are fever, sweats, weight loss, and severe muscle and joint aches/pains.

Polyarteritis nodosa (PAN)

Explanation:

Polyarteritis nodosa is a disease that often affect the nerve, heart, joint when the vessel that supply blood is inflamed which in turn cause injury to the organ systems in the body.

Although this disease is often rare and some of the symptoms includes sweating, feverish, weight reduction, muscles and joints pains because it is autoimmune disease.

This disease also cause the inflame of both the smallest and medium sizes arteries which prevent them from functioning properly by not supplying oxygen and food to organs.

The 45 years old man is likely to be diagnosed with POLYARTERITIS NODOSA because his symptoms shows the sign of it.

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