Fatigue ddx
Posted by dkwinter

Hx
     Sleep hygiene
     Snoring
     Waking up choking/gasping
     Witnessed apnea
     Overexertion
     Stress
     Depression
     Emotional problems
     Lifestyle changes
     Shift changes at work
     Diet changes
     Weight changes
     Constitutional symptoms
     Symptoms of thyroid disease
     History of bleeding or anemia
     Medication changes
     Alcohol use
     Drug use

PE
     Vital signs
     Head and neck exam
          Conjunctival pallor
          Oropharynx/palate
          Lymphadenopathy
          Thyroid exam
     CV exam
     Neuro exam
     Consider rectal exam and occult blood testing

Ddx
     Sleep deprivation
     Obstructive sleep apnea
     Depression
     Adjustment disorder
     Hypothyroidism
     Anemia
          Colon cancer
     Diabetes mellitus
     Chronic fatigue syndrome
     Atypical depression
     Post-traumatic stress disorder
     Narcolepsy
     Generalized anxiety disorder
     Psychotic or delusional disorder
     Renal failure
     Hypercalcemia