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Biomedical subjects

G Baquis

Publications and source records attributed to G Baquis.

At least 19 recordsLinked to original sources

Infectious myositis. A tropical disease steals out of its zone.

Infectious myositis is an acute infection of skeletal muscle that is increasing in prevalence with the increased incidence of HIV disease. Typical presentation is asymmetric swelling of an isolated muscle, with exquisite pain and fever. Results of laboratory studies are usually nonspecific, but magnetic resonance imaging of the affected area suggests the diagnosis. Muscle biopsy and direct identification of the pathogen on tissue culture are required, because the list of potential pathogens is long. With prompt treatment, most patients achieve complete resolution and return to their preinfection level of health.

Adult↗

Caudate infarcts.

Eighteen patients had caudate nucleus infarcts (10 left-sided; 8 right-sided). Infarcts extended into the anterior limb of the internal capsule in 9 patients, and also the anterior putamen in 5 patients. Thirteen patients had motor signs, most often a slight transient hemiparesis. Dysarthria was common (11 patients). Cognitive and behavioral abnormalities were frequent, and included abulia (10 patients), agitation and hyperactivity (7 patients), contralateral neglect (3 patients, all right caudate), and language abnormalities (2 patients, both left caudate). The majority of patients had risk factors for penetrating artery disease. Branch occlusion of Heubner's artery, or perforators from the proximal anterior or middle cerebral arteries were the posited mechanism of infarction.

Adult↗

Dental chair intracerebral hemorrhage.

A 52-year-old woman had a fatal intracerebral hemorrhage after dental manipulation. Normotensive in the past, the initial blood pressure was high but rapidly returned to normal. Necropsy showed no vascular malformation or evidence of hypertensive vascular disease. Clinical and experimental data show that stimulation of trigeminal fibers can cause important changes in blood pressure and pulse.

Cerebral Hemorrhage↗