Annual and analytical cyclopaedia of practical medicine . covered with hair if the tumor is small,but if large the hair is only about itsbase, being absent over its fundus. It isliable to increase of size and to final rupt-ure with rapid collapse or convulsionsprior to death. Pressure does not pro- according to the size of the opening inthe skull and the nature of their con-tents. Owing to possible error in diag-nosis, all tumors of this kind should re- Iceive most careful physical examination, |especially if any surgical interference ishould be contemplated. (a) Encephalocele presents the sma
Annual and analytical cyclopaedia of practical medicine . covered with hair if the tumor is small,but if large the hair is only about itsbase, being absent over its fundus. It isliable to increase of size and to final rupt-ure with rapid collapse or convulsionsprior to death. Pressure does not pro- according to the size of the opening inthe skull and the nature of their con-tents. Owing to possible error in diag-nosis, all tumors of this kind should re- Iceive most careful physical examination, |especially if any surgical interference ishould be contemplated. (a) Encephalocele presents the small- !est tumor of the three, usually rounded jor oval with a broad base, and having a ipretty firm resistance to the the tumor is marked by a imedian furrow, dividing it into two \lateral halves. The timior is opaque, does not fluctuate, has distinct pulsation isynchronous with the hearts action, andpressure upon it causes symptoms ofcerebral compression, such as nausea,vomiting, irregular respiration, strabis-mus, and even Encephalocele. (Halt, Diseases of Infancyand Childhood.) duce the marked signs of cerebral com-pression observed in cases of encephalo-cele. In some cases some form of pa-ralysis may also be present, with micro-cephalus and hydrocephalus. Differential Diagnosis.—iVny of theseconditions may ]iossib]y be confounded E^XEPHALOCELE. DIFFERENTIAL DIACXOSIS. 1-^5 witli ceplialliaMnatoma, serous or seba-ceous cysts, abscesses, ntevi, and mistakes having been made, it ismost important that the most careful ex-aminatio]! should ]irecede an} surgical
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