SHRINKING TESTICLES IN INTACT MALES (HORMONAL DECLINE)
WHAT THIS SYMPTOM USUALLY MEANS
Shrinking testicles may indicate hormone imbalance, autoimmune orchitis, or chronic disease.
MOST COMMON CAUSES
MILD
• Age-related decline
• Seasonal variations (rare in dogs)
MEDICAL
• Testicular atrophy
• Autoimmune orchitis
• Chronic infection
• Endocrine diseases
• Hormonal suppression by tumors
EMERGENCY
• Painful shrinkage with fever (acute orchitis)
RED FLAGS
• Pain
• Behavior change
• Sudden asymmetry
• If unsure, treat as urgent.
AT-HOME CARE
• Monitor carefully
Not a substitute for care.
WHAT A VETERINARIAN WILL CHECK
• Palpation
• Ultrasound
• Hormone panel
• Infection testing
MOST LIKELY DIAGNOSES
• Atrophy
• Infection
• Orchitis
• Tumor
WHEN TO SCHEDULE A VISIT
48 hrs: progressive shrinkage
Today: pain or fever
LONGEVITY IMPACT
Hormonal decline may signal systemic disease or endocrine imbalance.
LONGEVITY CONSULT
Recommended for senior intact males.