Similar to 心臓・顔・皮膚症候群

Glutamic acid (flavor)#Safety as a flavor enhancer

Cubital tunnel syndrome

Chemotherapy-induced acral erythema

Tourette syndrome

Toxic shock syndrome

Locked-in syndrome

Havana syndrome

Battered person syndrome

Alice in Wonderland syndrome

Vulvodynia

Animal loss

Pork–cat syndrome

Post-polio syndrome

Myalgic encephalomyelitis/chronic fatigue syndrome

Clinical descriptions of ME/CFS

Mean world syndrome

Müllerian agenesis

Factitious disorder imposed on self

Drug rash with eosinophilia and systemic symptoms

Reye syndrome

Ramsay Hunt syndrome

Laron syndrome

Leaky gut syndrome

Löffler's syndrome

Trauma in the Russian invasion of Ukraine

Gulf War syndrome