A 24-year mystery
A 36-year-old man had spent more than two decades watching the skin on his legs break down.
Ulcers came and went. Scars hardened. Eventually, one of his toes died.
Doctors had labeled it allergic vasculitis (an immune reaction that inflames blood vessels). The treatment — immune-suppressing drugs — never really worked.
Chronic leg ulcers are common enough in medicine. Diabetes, vein problems, and autoimmune diseases cause most of them.
But a small number resist every standard treatment. When that happens, doctors face a hard question: is this the wrong diagnosis entirely?
This case, reported by a clinical team, offers a cautionary answer.
The surprising culprit
The real cause turned out to be a pheochromocytoma (a rare adrenal-gland tumor that pumps out stress hormones like adrenaline).
Classic pheochromocytoma shows up with pounding headaches, racing heartbeat, and sky-high blood pressure.
This patient had none of those.
How it works in plain terms
Picture your adrenal glands as small caps sitting on top of your kidneys. Normally they release a carefully measured dose of stress hormones.
A pheochromocytoma is like a stuck faucet. It leaks adrenaline-type hormones into the blood, sometimes steadily, sometimes in surges.
Those hormones squeeze small blood vessels shut. Do that for years, and the tissue at the end of the line — the skin on your legs and toes — slowly starves of blood.
The result can look exactly like vasculitis, because both conditions cut off blood flow. But the fix is completely different.
This is a single case report with a brief literature review. It describes one man, followed over 24 years.
His diagnosis came after blood and urine tests showed very high catecholamines (the stress hormones made by adrenal tissue). Imaging then found a 4.8 cm mass on one of his adrenal glands.
What happened next
Surgeons removed the tumor.
After surgery, his ulcers healed. The leaking faucet was shut off.
One toe, however, had been damaged beyond saving and had to be amputated.
Two decades of immune suppression had not addressed the real problem.
The bigger picture
Pheochromocytoma is rare, and an atypical form without the classic symptoms is rarer still. But "rare" isn't "never." The authors of this report argue that doctors should think about hormone-driven causes when skin ulcers keep failing to heal.
Simple, available tests — blood and urine catecholamines — can open that door.
If you or a family member has had unexplained skin ulcers for years, especially on both legs, it may be worth asking your doctor whether hormone-related causes have been ruled out.
This doesn't mean most chronic ulcers come from tumors. They don't. Diabetes and vein disease are still far more common.
But if a treatment plan isn't working after a reasonable trial, a second look at the diagnosis is fair.
Where this falls short
This is one patient's story. Case reports raise awareness; they don't prove how often atypical pheochromocytoma hides behind skin disease.
The 24-year course is unusually long, which may or may not be typical of atypical forms. There's no way to know from a single case.
Also, catecholamine tests can be tricky. They can be thrown off by medications, stress, and timing — meaning a single normal result doesn't always rule this out.
The authors suggest clinicians track catecholamine levels over time in patients with unexplained vascular skin damage, rather than relying on one-time testing. Larger studies would need to pool many such unusual cases to say how often this mimic actually occurs.
For this patient, the road ahead is simpler: healed skin, one fewer toe, and a diagnosis that finally fit.