Aromatic L-amino acid decarboxylase deficiency
Aug. 03, 2023
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In the active form of toxoplasmosis there is a granulomatous reaction in the choroid that appears as a white elevated lesion surrounded by an inflammatory cell reaction in the retina and vitreous, giving rise to the description of the ophthalmoscopic presentation as a "headlight in the fog." (Contributed by Dr. James Walters.)