COALTAR CREOSOTE
\kˈə͡ʊltə kɹɪˈɒsə͡ʊt], \kˈəʊltə kɹɪˈɒsəʊt], \k_ˈəʊ_l_t_ə k_ɹ_ɪ__ˈɒ_s_əʊ_t]\
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That portion of the heavy oil of coal tar which distills between 165 and 200 C. It resembles c. in appearance, and is often substituted for it. It differs from c. in containing carbolic acid. It also contains cresol, xylenol, and other substances of the aromatic group.
By Smith Ely Jelliffe
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)