President Trump was diagnosed with chronic venous insufficiency, or CVI, after he noted mild swelling in his lower legs.

Doctors discuss how common the condition is, why it happens — and whether Trump's symptoms align with his diagnosis.

The memo also detailed that POTUS underwent “bilateral lower extremity venous Doppler ultrasounds were performed and revealed chronic venous insufficiency, a benign and common condition, particularly in individuals over the age of 70.