T46.0X4

Clinical Causes: Accidental overdose of prescription medications containing cardiac glycosides, such as digoxin or digitoxin. Intentional overdose in suicide attempts or self-harm behaviors. Incorrect medication use, such as taking the wrong dosage or mixing with other drugs. Contamination of other products with these glycosides during manufacturing or handling. Ingestion of plants or herbs containing similar compounds, mistaken as safe remedies.

Key Symptoms: Nausea and vomiting Dizziness or lightheadedness Visual disturbances, such as blurred or yellow-tinted vision Bradycardia (abnormally slow heart rate) Arrhythmias or irregular heartbeat Weakness and fatigue Confusion or hallucinations in severe cases Electrolyte imbalances, especially involving potassium and magnesium

Diagnosis Path: Diagnosing poisoning by cardiac-stimulant glycosides involves a combination of clinical evaluation and laboratory tests. Healthcare providers may perform blood tests to identify elevated levels of glycosides or other related substances. An electrocardiogram (ECG) can help detect heart rhythm abnormalities indicative of toxicity. Additional assessments, including electrolyte panels and kidney function tests, are also useful to evaluate the overall impact of poisoning. When the exact substance or cause remains unclear, the diagnosis is based on clinical suspicion and laboratory findings.

Treatment Protocols: Managing poisoning by cardiac-stimulant glycosides involves several steps aimed at stabilizing the patient's condition and removing or counteracting the toxic effects. Treatment options may include: - **Supportive care:** Monitoring vital signs and providing fluids or medications as needed. - **Activated charcoal:** Administered in some cases to reduce absorption if ingestion was recent. - **Antidotes:** Digoxin-specific antibody fragments (digoxin immune Fab) are used to bind and neutralize the toxin effectively. - **Electrolyte correction:** Managing abnormalities, especially potassium and magnesium levels. - **Arrhythmia management:** Using medications or interventions to restore normal heart rhythm. - **Monitoring:** Continuous cardiac monitoring in a hospital setting until stable. Prevention of future incidents involves appropriate medication management, patient education about drug use, and careful handling of medications containing glycosides.