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Biomedical subjects

T A Bey

Publications and source records attributed to T A Bey.

9 recordsLinked to original sources

Metabolic effects of metaproterenol overdose: hypokalemia, hyperglycemia and hyperlactatemia.

This case report of metaproterenol toxicity was associated with hypokalemia, hyperglycemia and hyperlactatemia. A similar triad has been reported in acute theophylline poisoning. Hypokalemia and hyperglycemia have been reported with other beta-agonists, but not metaproterenol. Patients presenting with the metabolic triad of hypokalemia, hyperglycemia, and hyperlactatemia should have theophylline and beta-agonist toxicity included in their differential diagnosis because the prognosis and therapy of these 2 intoxications is markedly different.

Adolescent↗

Trauma and thyroid-induced tachycardia.

Excluding a source of hemorrhage after blunt trauma in a patient who presents with a sustained tachycardia can be challenging. This report is of two trauma patients presenting with undiagnosed thyrotoxicosis. Trauma-triggered thyrotoxicosis is rarely reported in the literature. The confusing presentation, the laboratory analysis, and the response to therapeutic intervention are reviewed.

Accidents, Traffic↗

Snakes and snakebite in Central America.

This review treats the general biology, taxonomy, distribution and venom apparatus of the venomous snakes of Central America. Consideration has been given to the chemistry, pharmacology and immunology of the venom, and particular attention is dispensed to the clinical problem, including the treatment, of envenomations by these reptiles.

Agkistrodon↗

Loxosceles arizonica bite associated with shock.

Envenomation by the brown recluse spider (Loxosceles reclusa) is associated with shock, significant hemolysis, renal insufficiency, and disseminated intravascular coagulation (DIC). Shock has never been associated with envenomation by L arizonica, a related species indigenous to Arizona, southern California, and northwestern Mexico. We report the case of a 13-year-old girl, bitten by a specimen of L arizonica (the spider was identified by an entomologist), in whom shock and a typical cutaneous lesion developed. She did not experience renal insufficiency or disseminated intravascular coagulation. Infectious causes of shock were excluded. She recovered completely with supportive care.

Adolescent↗

Marijuana and hyperthermia.

BACKGROUND: Animal and human laboratory studies suggest marijuana may cause hyperthermia. However, there are no clinical case reports of life-threatening hyperthermia associated with use of marijuana alone. CASE REPORT: We report a patient who developed severe hyperthermia after smoking a marijuana cigarette and jogging on a warm day. He presented with delirium; hot, red, dry skin; and a rectal temperature of 41.7 degrees C. Historical and laboratory data indicated he had used cannabinoids and no other drugs. This is the first report of life-threatening hyperthermia temporally associated with use of marijuana alone.

Adult↗

Exotic snakebite: envenomation by an African puff adder (Bitis arietans).

We report an envenomation by the African puff adder (Bitis arietans), an exotic snake in the United States. The patient developed swelling and ecchymoses in the affected extremity, and cutaneous necrosis of the envenomated fingertip. There was no significant coagulopathy. He received 20 vials of specific antivenin (Schlangengift-Immunserum Behring Zentralafrika, Behringwerke, Marburg, Germany) and debridement of devitalized finger tissue. The only permanent sequelae were cutaneous scarring and permanent loss of the fingernail on the envenomated finger. Exotic snakebite is a rare presenting problem in emergency departments. The initial approach to a patient envenomated by an exotic venomous snake is discussed. Use of antivenin and supportive care are emphasized.

Adult↗