Thyrotoxic periodic paralysis
Revision as of 20:54, 15 November 2015 by Ostermayer (talk | contribs)
Background
- Periodic paralysis occurs from hypokalemia, hyperkalemia, and hyperthyroidism
- More common in males
- More common in Asians
- A variant of hypokalemic periodic paralysis
Clinical Features
- Painless weakness especially after exercise or diet changes
- Lasting hours to days
- Most common from 20-40 years old
- Physical Exam
- Proximal>Distal muscle weakness
- Hyporeflexia or areflexia
Differential Diagnosis
- Other periodic paralysis'
- Guillain-Barre Syndrome
- Myasthenia Gravis
- Botulism
- Tick Paralysis
- Transverse Myelitis
Diagnosis
- Hypokalemia
- Thyrotoxicosis
- EMG
Management
- Replete potassium
- Replete magnesium if concomitant hypomag
- EKG (looking for hypokalemic findings)
Disposition
- Telemetry admission
- Endocrine consult
See Also
Hypokalemic periodic paralysis