Archives: Conditions A-Z

Pseudoxanthoma elasticum

Ectopic mineralization of elastic fibers affecting skin, eyes and vessels.

Retinitis pigmentosa

Group of inherited retinal dystrophies with progressive rod-cone photoreceptor degeneration.

Retinoblastoma

Commonest intraocular childhood cancer arising from the retina.

Rett syndrome

An X-linked neurodevelopmental disorder almost exclusively affecting girls; a targeted therapy is now approved.

Sarcoidosis

Multisystem granulomatous disease most often affecting lungs and lymph nodes.

Rhabdomyosarcoma

Commonest soft-tissue sarcoma of childhood arising from skeletal-muscle precursors.

Sjogren syndrome

Autoimmune exocrinopathy causing dry eyes and mouth, with systemic and lymphoma risk.

Short bowel syndrome

Malabsorption following extensive small-bowel loss, often requiring parenteral nutrition.