---------------+-----------------+-----------------+------------------ | BRAIN ABSCESS | MENINGITIS | LATERAL SINUS | | | THROMBOSIS ---------------+-----------------+-----------------+------------------ _Onset_ | Insidious. | Acute. | Acute. | | | _Temperature_ |Subnormal (see p.|First a rigor, |First a rigor, |255). |then high and |then high and | |continuous |continuous | |temperature, |temperature, | |usually |usually remittent. | |intermittent. |Frequent rigors. | | | _Pulse_ |Slow (see p. | Rapid. | Rapid. |255). | | | | | _Mental |Often apathetic. |Very restless and|In the early condition_ |In the later |delirious. |stages, the mind |stages, stupor |Sometimes |is clear. This |and loss of |maniacal. Coma |condition may |consciousness. |towards the end. |persist till near | | |the end when | | |delirium and coma | | |become evident. | | | _Special |Paresis or |Squints, |Œdema over symptoms_ |paralysis, |retraction of the|mastoid, pain |according to the |head and neck. |along course of |site of the |Irregular |internal jugular |lesion. |palsies. |vein. Enlarged | | |cervical glands. | | | _Blood and |Progressive |Increased |Blood infection cerebro-spinal |leucocytosis. |leucocyte count |frequent. examination_ |Increased |and organisms in | |leucocytes in |fluid withdrawn | |cerebro-spinal |by lumbar | |fluid. |puncture. | ---------------+-----------------+-----------------+------------------