Archives: Conditions A-Z

Severe combined immunodeficiency

Profound T-cell (and often B/NK) deficiency presenting with life-threatening infections in infancy; newborn-screened.

Stargardt disease

Commonest inherited macular dystrophy of juvenile onset.

Stickler syndrome

Collagenopathy with ocular, auditory, skeletal and orofacial features.

Systemic sclerosis

Autoimmune connective-tissue disease with fibrosis of skin and internal organs and vasculopathy.

Takayasu arteritis

Granulomatous large-vessel vasculitis affecting the aorta and branches, mainly in young women.

Stiff-person syndrome

Rare autoimmune disorder with progressive axial rigidity and painful spasms triggered by stimuli.

Treacher Collins syndrome

Craniofacial disorder of the first/second branchial arches.

Thrombotic thrombocytopenic purpura

A thrombotic microangiopathy from ADAMTS13 deficiency; urgent plasma exchange with immunosuppression is the mainstay, with a targeted adjunct.