ADDISON’S DISEASE SIGNS (DOGS)
WHAT THIS SYMPTOM USUALLY MEANS
Addison’s (hypoadrenocorticism) is the opposite of Cushing’s—hormone levels become dangerously low, causing intermittent GI issues, lethargy, weakness, and collapse.
MOST COMMON CAUSES
MILD
None—Addison’s is serious.
MEDICAL
• Immune-mediated adrenal destruction
• Adrenal gland atrophy
• Secondary pituitary disease
EMERGENCY
• Addisonian crisis
• Severe dehydration
• Cardiac collapse
RED FLAGS
• Recurrent vomiting/diarrhea
• Shaking + pale gums
• Collapse episodes
• Severe lethargy
• If unsure, treat as urgent.
AT-HOME CARE
• Offer water
• Small frequent meals
• Keep calm
These do not replace emergency care.
WHAT A VETERINARIAN WILL CHECK
• ACTH stimulation test
• Electrolytes (Na/K ratio)
• Blood pressure
• ECG
• Kidney values
MOST LIKELY DIAGNOSES
• Addison’s disease
• GI disease
• Kidney disease
• Pancreatitis
RISK FACTORS
• Poodles
• Portuguese Water Dogs
• Westies
• Mixed breeds (any dog can develop this)
WHEN TO SCHEDULE
• Immediately: collapse or severe weakness
• 24 hrs: recurring GI episodes
EXPECTED RECOVERY
• Crisis: hours once stabilized
• Long-term: excellent lifespan with treatment
LONGEVITY IMPACT
Properly treated Addison’s dogs often live a full normal lifespan.
LONGEVITY CONSULT
Ideal for dogs needing lifelong endocrine management.
FAQ
Is Addison’s curable?
No, but very manageable.
Can stress trigger collapse?
Yes—stress doses may be required.