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