Differential Diagnosis
DDx Strength: Weak
fentanyl, Multiple skin lesions Add or remove findings

Exanthematous drug eruption

Exanthematous drug eruptionExanthematous drug eruption

Anaphylaxis

Anaphylaxis

Urticaria

UrticariaUrticaria

Pruritus without rash

Pruritus without rashPruritus without rash

Adrenal crisis

Adrenal crisis

Hyperhidrosis

HyperhidrosisHyperhidrosis

Dehydration

DehydrationDehydration

Drug-induced abdominal pain

Drug-induced abdominal pain

Drug-induced cough

Drug-induced cough

Drug-induced nausea or vomiting

Drug-induced nausea or vomiting

Insomnia

Insomnia

Myocardial ischemia

Myocardial ischemia

Opioid toxicity

Opioid toxicity

Anticholinergic syndrome

Anticholinergic syndrome

Atrial fibrillation

Atrial fibrillation

Delirium

Delirium

Drug-induced anorexia

Drug-induced anorexia

Drug-induced constipation

Drug-induced constipation

Drug-induced diaphoresis

Drug-induced diaphoresis

Drug-induced dizziness

Drug-induced dizziness

Drug-induced dyspnea

Drug-induced dyspnea

Drug-induced fatigue

Drug-induced fatigue

Drug-induced headache

Drug-induced headache

Drug-induced hypertension

Drug-induced hypertension

Drug-induced hypotension

Drug-induced hypotension

Drug-induced somnolence

Drug-induced somnolence

Opioid use disorder

Opioid use disorder

Opioid withdrawal syndrome

Opioid withdrawal syndrome

Respiratory acidosis

Respiratory acidosis

Seizure

Seizure

Serotonin syndrome

Serotonin syndrome

Syndrome of inappropriate antidiuretic hormone

Syndrome of inappropriate antidiuretic hormone

Vertigo

Vertigo

Acute respiratory distress syndrome

Acute respiratory distress syndromeAcute respiratory distress syndrome

Drug-induced dysphagia

Drug-induced dysphagia

Drug-induced fever

Drug-induced fever

Drug-induced flushing reaction

Drug-induced flushing reaction

Drug-induced heart failure

Drug-induced heart failure

Drug-induced movement disorders

Drug-induced movement disorders

Drug-induced muscle spasm

Drug-induced muscle spasm

Drug-induced weakness

Drug-induced weakness

Horner syndrome

Horner syndrome

Oromandibular dystonia

Oromandibular dystonia

Toxic leukoencephalopathy

Toxic leukoencephalopathy