R40.0✓ Billable

Somnolence

Inclusion Terms

  • •Drowsiness

✗ Excludes 1(Not coded here)

  • •coma (R40.2-)

Code Hierarchy

┌18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)├R40-R46Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)├R40Somnolence, stupor and coma
└R40.0Somnolence

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