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EM Quick Hits 58 – HIV PEP and PrEP, PREOXI Trial, Blast Crisis, Nitrous Oxide Poisoning, Vasopressors in Trauma

Emergency Medicine Cases

NOTE

Assessing Transmission Risk: The First Step Matters

To accurately assess transmission risk of HIV, start with identifying the source risk, which can be categorized as substantial, low but non-zero, or negligible. A substantial source risk occurs when the source individual is HIV positive with a high viral load. This foundational understanding is critical in the broader context of occupational exposure policies within healthcare settings, underscoring the importance of being familiar with institutional policies regarding exposure scenarios.

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