Critical care clinics
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Toxic inhalants include various xenobiotics. Irritants cause upper and lower respiratory tract injuries. Highly water-soluble agents injure the upper respiratory tract, while low water-soluble inhalants injure the lower track. ⋯ Patients present with respiratory symptoms and gastrointestinal distress. EVALI appears to be associated with vaping cannabinoids. Treatment is supportive and may include steroids.
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This article reviews the background, metabolism, clinical effects, and treatment of toxic alcohols, specifically ethylene glycol, methanol, diethylene glycol, propylene glycol, and isopropyl alcohol. This article also reviews the importance of an anion gap metabolic acidosis in relation to toxic alcohols and explores both the utility and the limitations of the osmole gap in patient management.
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As the cancer population increases and immunotherapy becomes widely utilized, severe toxicities from these treatments will become more prevalent. In cancer patients, the most common immunotherapies that lead to critical illness are chimeric antigen receptor T cells, monoclonal antibodies, and immune checkpoint inhibitors. ⋯ A multidisciplinary approach for diagnosis and treatment is recommended. This article reviews the most common toxicities from immunotherapy and offers a therapy-specific and system-based approach for affected patients.
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Critical care clinics · Jul 2021
ReviewManagement of Organophosphorus Poisoning: Standard Treatment and Beyond.
Organophosphorus (OP) compounds remain a leading cause of self-poisoning and mortality, especially in South East Asia, China, and Africa. Organophosphorus causes an acute cholinergic syndrome by inhibiting acetylcholinesterase. ⋯ Magnesium sulfate, calcium channel blockers (nimodipine), plasma alkalinizing agents, β-2 agonists, nicotinic receptor antagonists, clonidine, and lipid emulsions are promising treatment alternatives. However, large phase III trials are required to establish their efficacy.