Photosensitivity or abnormal light sensitivity is very complex and is a major symptom of lupus. The American College of Rheumatology (ACR) loosely defines photosensitivity as "a skin rash as a result ...

Protoporphyrin accumulates in erythrocytes, leaks into the plasma and results in severe skin photosensitivity. Using a mouse model of erythropoietic protoporphyria, we demonstrate here that ex ...

J Child Neurol. 2004;19(8):571-578. Patients with an isolated visually induced seizure in special circumstances, with or without a photoparoxysmal response on the EEG. This group comprises ...

This study revealed an association between elevated hepatic histamine levels and erythropoietic protoporphyria progression.