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Related Concept Videos

Prevention of Further Absorption of Poison01:14

Prevention of Further Absorption of Poison

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In cases of acute poisoning, the primary objective is to prevent further absorption of the toxic substance into the body. Immediate interventions using various decontamination techniques targeting the gastrointestinal (GI) tract can achieve this. Decontamination is crucial to prevent poison from entering the systemic circulation, which involves washing affected areas with water and mild soap and removing contaminated clothing. Once external decontamination is done, attention must be turned to...
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Imaging Studies III: Computed Tomography01:27

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DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
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Antidotes01:17

Antidotes

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Antidotes are medicinal substances used to counteract the harmful effects of toxins or drugs in the body. They function in various ways, each uniquely designed to combat specific toxic compounds.
Specific antidotes operate by inhibiting the enzymes that control biochemical pathways, reducing the production of harmful metabolites.
An example of an antidote is atropine, which counteracts the detrimental effects of cholinesterase inhibitors. It achieves this by deactivating muscarinic receptors,...
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Anticholinesterases, also known as cholinesterase inhibitors, work by blocking the breakdown of acetylcholine, leading to its accumulation in the synaptic cleft. This accumulation indirectly enhances both muscarinic and nicotinic actions. These agents are classified as reversible or irreversible based on their mechanism of action.     
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Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
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Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
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Thallium poisoning: a case report.

Oscar Jimenez1, Hector Cáceres2, Luis Gimenez1

  • 1Department of Internal Medicine, Sanatorio de la Providencia, Buenos Aires, Argentina.

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|December 20, 2022
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Summary

This case highlights accidental thallium poisoning, a rare but severe condition. Early diagnosis and treatment with D-penicillamine are crucial for recovery from thallium toxicity.

Keywords:
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Area of Science:

  • Toxicology
  • Environmental Health

Background:

  • Thallium poisoning is an uncommon yet potentially fatal condition, often resulting from accidental exposure.
  • Prompt diagnosis and management are essential for patient outcomes.

Observation:

  • A 51-year-old woman presented with myalgia, vertigo, asthenia, abdominal pain, jaundice, asterixis, alopecia, facial macules, plantar hyperkeratosis, and lower limb ulcers.
  • Initial laboratory tests ruled out common viral hepatitis and autoimmune diseases.
  • Elevated urinary thallium levels (540 µg/g) were detected, with other heavy metal tests being normal.

Findings:

  • The patient was diagnosed with thallium poisoning.
  • Treatment with D-penicillamine (1,000 mg/day) led to a significant improvement in symptoms.
  • Annual follow-up confirmed normalization of urinary thallium levels.

Implications:

  • This case underscores the importance of considering thallium toxicity in patients with unexplained multi-systemic symptoms.
  • Early clinical suspicion and targeted testing can facilitate timely diagnosis and intervention.
  • Effective treatment strategies, such as D-penicillamine, can reverse the effects of thallium poisoning.