SPHERICAL ANGLE
\sfˈɛɹɪkə͡l ˈaŋɡə͡l], \sfˈɛɹɪkəl ˈaŋɡəl], \s_f_ˈɛ_ɹ_ɪ_k_əl ˈa_ŋ_ɡ_əl]\
Word of the day
Olivopontocerebellar Atrophies
- group inherited disorders which share progressive ataxia combination with atrophy CEREBELLUM; PONS; inferior olivary nuclei. Additional features include RIGIDITY; NYSTAGMUS; RETINAL DEGENERATION; MUSCLE SPASTICITY; DEMENTIA; URINARY INCONTINENCE; OPHTHALMOPLEGIA. familial has an earlier onset (second decade) and may feature spinal cord atrophy. sporadic form tends to present in the fifth or sixth decade, is considered a clinical subtype MULTIPLE SYSTEM ATROPHY. (From Adams et al., Principles of Neurology, 6th ed, p1085)