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

Exanthematous drug eruption

Exanthematous drug eruptionExanthematous drug eruption

Allergic contact dermatitis

Allergic contact dermatitisAllergic contact dermatitis

Alopecia areata

Alopecia areataAlopecia areata

Capillaritis

CapillaritisCapillaritis

Drug-induced hepatotoxicity

Drug-induced hepatotoxicity

Drug-induced lupus erythematosus

Drug-induced lupus erythematosusDrug-induced lupus erythematosus

Erythema multiforme

Erythema multiformeErythema multiforme

Erythroderma

ErythrodermaErythroderma

Fixed drug eruption

Fixed drug eruptionFixed drug eruption

Lichenoid drug eruption

Lichenoid drug eruptionLichenoid drug eruption

Sjögren syndrome

Sjögren syndromeSjögren syndrome

Drug-induced hypersensitivity syndrome

Drug-induced hypersensitivity syndromeDrug-induced hypersensitivity syndrome

Pellagra

PellagraPellagra

Coma bullae

Coma bullaeComa bullae

Pemphigus vulgaris

Pemphigus vulgarisPemphigus vulgaris

Pseudolymphoma

PseudolymphomaPseudolymphoma

Stevens-Johnson syndrome

Stevens-Johnson syndromeStevens-Johnson syndrome

Systemic contact dermatitis

Systemic contact dermatitisSystemic contact dermatitis

Toxic epidermal necrolysis

Toxic epidermal necrolysisToxic epidermal necrolysis

Aplastic anemia

Aplastic anemiaAplastic anemia

Hemophagocytic lymphohistiocytosis

Hemophagocytic lymphohistiocytosisHemophagocytic lymphohistiocytosis

Aphthous stomatitis

Aphthous stomatitisAphthous stomatitis

Depressive disorders

Depressive disorders

Drug-induced ataxia

Drug-induced ataxia

Hypothyroidism

HypothyroidismHypothyroidism

Insomnia

Insomnia

Vitamin D deficiency

Vitamin D deficiency

Acute interstitial nephritis

Acute interstitial nephritis

Complex regional pain syndrome

Complex regional pain syndrome

Drug-induced alopecia

Drug-induced alopeciaDrug-induced alopecia

Drug-induced constipation

Drug-induced constipation

Drug-induced dizziness

Drug-induced dizziness

Drug-induced esophagitis

Drug-induced esophagitis

Drug-induced fatigue

Drug-induced fatigue

Drug-induced headache

Drug-induced headache

Drug-induced hypotension

Drug-induced hypotension

Drug-induced somnolence

Drug-induced somnolence

Dupuytren contracture

Dupuytren contractureDupuytren contracture

Gingival hyperplasia

Gingival hyperplasiaGingival hyperplasia

Hypocalcemia

Hypocalcemia

Medication overuse headache

Medication overuse headache

Prolonged QT interval

Prolonged QT interval

Acute intermittent porphyria

Acute intermittent porphyria

Cholangitis

CholangitisCholangitis

Drug-induced hepatitis

Drug-induced hepatitis

Drug-induced leukocytosis

Drug-induced leukocytosis

Drug-induced menstrual changes

Drug-induced menstrual changes

Drug-induced movement disorders

Drug-induced movement disorders

Ischemic colitis

Ischemic colitis

Leukemoid reaction

Leukemoid reaction

Drug-induced anemia

Drug-induced anemia

Drug-induced jaundice

Drug-induced jaundiceDrug-induced jaundice