Lightning Learning: Addison's Disease
What?
When the adrenal glands produce insufficient adrenal hormones, aka hypoadrenalism or primary adrenal insufficiency.
Causes include:
Autoimmune
Adrenalectomy
Infections such as TB or HIV
Signs & Symptoms can be non-specific:
Exhaustion, weakness, weight loss, dizziness, nausea and vomiting, abdo pains, headache, hypotension and deep skin pigmentation.
Patients require lifelong daily steroids, and may require extra when unwell.
Why?
In UK 1-in-10,000 people have Addison’s disease, with 300-350 new cases diagnosed each year. It is rare but potentially fatal. Addison’s crisis can lead to coma & death. Prompt treatment with steroids & IV fluids is needed.
Signs & symptoms of crisis:
Extreme weakness
Confusion
Drowsiness & coma
Tachycardia or bradycardia
Hypotension/cool periphery
Abdominal pain and tenderness & pain in lower back pain and legs
Headache
Hyperkalaemia/Hyponatremia
Severe D&V leading to dehydration
Further Reading
- NICE: Knowledge Summary
- LITFL: Adrenal Insufficiency