Myasthenia Gravis — NCLEX Cheat Sheet
↓ ACh receptors → weakness worse w/ use
👤 By the CinnaRN Clinical Content Team
🕐 Updated 2026-07-11
🏷️ Physiological Adaptation
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Use this quick-reference guide to spot, treat, and prevent Myasthenia Gravis on the NCLEX. Keep it handy during review and on exam day!
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- Autoimmune attacks ACh receptors
- Descending weakness, worse PM
- Ptosis, diplopia = early
- Dysphagia, weak chewing, slurred
- Weakness improves with rest
- Pyridostigmine before meals
- Edrophonium (Tensilon) test = dx
- Avoid aminoglycosides, mag
- Myasthenic crisis: resp failure
- Cholinergic crisis = overdose
✨Quick Tip
Ptosis (drooping eyelids) and diplopia (double vision) are often the earliest signs.
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