It has been reported that some patients have been misdiagnosed with Acute Pancreatitis, when in fact the correct diagnosis in their specific case was Addison's Disease.
Addison's disease is a disorder that happens when your adrenal glands don’t produce enough cortisol and aldosterone. Symptoms of Addison’s disease include extreme fatigue, weight loss, decreased appetite, darkening of the skin, low blood pressure, fainting, salt craving, low blood sugar, nausea, diarrhea, vomiting, abdominal pain, muscle or join pain, irritability, depression, loss of body hair and sexual dysfunction in women. Addison’s disease can be misdiagnosed as acute pancreatitis, exogenous glucocorticoid exposure, pituitary pathologies, chronic fatigue syndrome, depression, hypothyroidism, fibromyalgia, and chronic dyspepsia.