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StatPearls, LLC

  • Cobalt
  • Hearing Loss, Sensorineural
  • Hypothyroidism
  • Trace Elements
  • Vitamin B 12

Cobalt Toxicity

Cobalt toxicity is an uncommon but potentially serious condition resulting from excessive exposure to cobalt, an essential trace element and a structural component of cobalamin (vitamin B12). Although cobalt is required for normal erythropoiesis and neurologic function, elevated levels, particularly from inorganic forms, can produce multisystem toxicity. Acute exposure is rare and most often related to excessive supplementation or accidental ingestion, whereas chronic toxicity more commonly occurs through occupational exposure in mining, metal processing, battery manufacturing, or from wear and failure of metal-on-metal hip prostheses. Pathophysiological mechanisms include mitochondrial dysfunction, oxidative stress, and disruption of calcium homeostasis, which together lead to cellular injury. Clinical manifestations vary based on exposure duration and dose and may include cardiomyopathy, peripheral neuropathy, sensorineural hearing loss, visual impairment, hypothyroidism, and polycythemia. Diagnosis depends on a thorough exposure history, measurement of serum or whole-blood cobalt levels, and targeted evaluation of affected organ systems. This activity for healthcare professionals is designed to enhance clinicians’ competence in recognizing, evaluating, and managing cobalt toxicity. Participants strengthen their understanding of exposure sources, toxicokinetics, and multisystem clinical manifestations to support earlier diagnosis and intervention. The course reviews evidence-based diagnostic strategies, interpretation of cobalt levels, and management approaches, including exposure cessation, supportive care, and prosthesis revision when indicated. Emphasis is placed on coordinated care involving occupational medicine, cardiology, neurology, endocrinology, orthopedics, and toxicology. Effective interprofessional collaboration and communication are highlighted as critical to minimizing irreversible organ damage, optimizing treatment decisions, and improving patient…

Credit & MOC Details

Credit information is provided by the course provider. We recommend confirming credit eligibility with the provider or your licensing board before starting the activity.

Credit types

AAPA Category 1 Credit™Up to 1.5 creditsAMA PRA Category 1 Credit™Up to 1.5 creditsNursingUp to 1.5 creditsPharmacyUp to 1.5 credits

MOC types

ABS — Accredited CMEUp to 1.5 pointsABPM — Accredited CMEUp to 1.5 pointsABPATH — Lifelong LearningUp to 1.5 pointsABTS — Accredited CMEUp to 1.5 pointsABIM — Medical KnowledgeUp to 1.5 pointsABS — Self-AssessmentUp to 1.5 pointsABP — Lifelong Learning and Self-AssessmentUp to 1.5 pointsABPM — Self-AssessmentUp to 1.5 pointsABTS — Self-AssessmentUp to 1.5 points

FDA REMS

No

Qualifies for MIPS

No

Target Specialties

Cross-Specialty

Relevant across 6 specialties.

Pricing

Fee varies

This provider typically $49–98

See fees on statpearls.com

Listed by the provider

  • Article / monograph / reference
  • Credit · Up to 1.5 credits
  • MOC · Up to 1.5 points
  • Fee varies · this provider typically $49–98
  • Released
    Sep 1, 2026
  • Last day to claim credit
    Sep 1, 2029 3 years left

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