results from excess ACTH, often pituitary, causing prolonged cortisol overproduction and symptoms.

is a rare adrenal disorder causing cortisol excess (Cushing syndrome).

is a rare genetic disorder causing large adrenal nodules and Cushing syndrome.

is a benign pituitary tumor overproducing adrenocorticotropic hormone (ACTH), causing Cushing disease.

is a rough, sun-damaged skin patch that can sometimes become cancer.

is a sun-triggered skin condition with dark patches on exposed skin.

is a chronic, itchy, sun-triggered rash with bumps, redness, and swelling.

is a bacterial infection mainly in cattle, affecting soft tissues (wooden tongue).

is a chronic bacterial infection that forms abscesses and draining tracts.

is a genetic immune disorder causing recurrent infections and enlarged lymph nodes.

causes fluctuating hearing loss, tinnitus, and ear fullness without vertigo.

causes episodes of vertigo, fluctuating hearing loss, tinnitus, and ear fullness.

causes painful stomach or duodenal sores, sometimes bleeding or a tear.

is an inner ear disorder with vertigo, tinnitus, ear fullness, hearing loss.

is poisoning from unripe ackee, causing vomiting and dangerously low blood sugar.

is a sudden, life-threatening adrenal crisis from severe cortisol deficiency.

is middle ear inflammation with thick, allergic fluid behind the eardrum.

is sudden middle ear inflammation with allergy-related, blood-tinged fluid buildup.

is a sudden, allergy-related middle ear fluid buildup (effusion) without infection.

is an autoimmune neuropathy causing rapidly progressive weakness and numbness.

is a rare eye condition causing sudden blind spots and flashing lights.

is a sudden heart attack affecting the heart's front and side walls.

is sudden inflammation at a tooth’s root tip, causing severe biting pain.

is a sudden, severe asthma flare-up causing dangerous breathing difficulty.