Nervous System Block 7 Step 1 UWorld 2020

May 9, 2026

0

Upload by Miles

Clinical discussion of postherpetic neuralgia after shingles describes persistent burning and stabbing pain in the same thoracic dermatome months after a healed vesicular rash. Management with topical capsaicin is emphasized as a non-systemic option when systemic medications are avoided. The mechanism focuses on TRPV1-driven cation activation followed by defunctionalization of nociceptive afferent fibers and sustained reduction of pain through depletion of substance P, explaining why decreased substance P activity is most associated with pain relief.

Share with

Nervous System Block 7 Step 1 UWorld 2020

May 9, 2026

0

Bookmark

Share

More Options

Fullscreen

This document is user-generated content (UGC). WPS Office is not responsible for its accuracy or copyright. If you believe this content violates your rights, please use the button.