Skill Checkup: A 57-Year-Old Woman With Dyspnea, Droopy Right Eye, and Mild Crackles at Both Lower Lung Fields

Raghav Govindarajan, MD

May 06, 2022

The clinical classification of the Myasthenia Gravis Foundation of America separates myasthenia gravis into five principal categories on the basis of the clinical characteristics and severity of the disease.

The main classes and their descriptions are as follows:

Class 1: Any ocular muscle weakness, possible ptosis, no evidence of muscle weakness elsewhere
Class 2: Mild weakness affecting other than ocular muscles; may also have ocular muscle weakness of any severity
Class 3: Moderate weakness affecting other than ocular muscles; may also have ocular muscle weakness of any severity
Class 4: Severe weakness affecting other than ocular muscles; may also have ocular muscle weakness of any severity
Class 5: Intubation needed to maintain airway, with or without mechanical ventilation

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Cite this: Raghav Govindarajan. Skill Checkup: A 57-Year-Old Woman With Dyspnea, Droopy Right Eye, and Mild Crackles at Both Lower Lung Fields - Medscape - May 06, 2022.

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