- infantile cerebellar-retinal degeneration [DOID:0050883]
A neurodegenerative disease that is characterized by onset between ages 2 and 6 months of truncal hypotonia, athetosis, seizures, and ophthalmologic abnormalities, particularly optic atrophy and retinal degeneration.
- secondary syphilis [DOID:4157]
A syphilis that is characterized as the second stage of syphilis which appears from 2 to 6 months after primary infection, and is marked by lesions especially in the skin but also in organs and tissues, and that lasts from 3 to 12 weeks.