R41.0

Applicable To

• Confusion NOS

• Delirium NOS

Approximate Synonyms

• Acute non-psychotic brain syndrome

• Acute nonpsychotic brain syndrome

• Brain syndrome, nonpsychotic

• Clouded consciousness

• Confusion

• Delirium

• Delirium, subacute

• Presenile dementia with delirium

• Senile dementia with delirium

• Subacute delirium

• Wooziness

Clinical Information

• A disorder characterized by a lack of clear and orderly thought and behavior.

• A disorder characterized by confusion; inattentiveness; disorientation; illusions; hallucinations; agitation; and in some instances autonomic nervous system overactivity. It may result from toxic/metabolic conditions or structural brain lesions. from Adams et al., Principles of Neurology, 6th ed, pp411-2)

• A disorder characterized by the acute and sudden development of confusion, illusions, movement changes, inattentiveness, agitation, and hallucinations. Usually, it is a reversible condition.

• A mental state characterized by a lack of clear and orderly thought and behavior.

• A mental state characterized by bewilderment, emotional disturbance, lack of clear thinking, and perceptual disorientation.

• A mental state in which a person is confused, disoriented, and not able to think or remember clearly. The person may also be agitated and have hallucinations, and extreme excitement.

• A mental state in which one is not thinking clearly.

• A mental state marked by confusion about time, place, or who one is.

• A usually reversible condition characterized by the acute and sudden development of confusion, illusions, movement changes, inattentiveness, agitation, and hallucinations. Causes include drug abuse, poisoning, infectious processes, and fluid and electrolyte imbalance.

• Delirium is a condition which causes a confused mental state and changes in behavior. Besides falling in and out of consciousness, there may be problems with

• Disorder characterized by confusion, inattentiveness, disorientation, illusions, hallucinations, agitation and in some instances autonomic nervous system overactivity; may result from toxic or metabolic conditions or structural brain lesions; condition may also be acute and reversible.

• State of being disoriented mixed-up)

Details

• R41.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM R41.0 became effective on October 1, 2022.

• This is the American ICD-10-CM version of R41.0 – other international versions of ICD-10 R41.0 may differ.