Differential Diagnosis
DDx Strength: Moderate
primidone, Multiple skin lesions Add or remove findings

Drug-induced lupus erythematosus

Drug-induced lupus erythematosusDrug-induced lupus erythematosus
Drug-induced lupus erythematosus43

Erythema multiforme

Erythema multiformeErythema multiforme
Erythema multiforme1031

Drug-induced hypersensitivity syndrome

Drug-induced hypersensitivity syndromeDrug-induced hypersensitivity syndrome
Drug-induced hypersensitivity syndrome274

Angioimmunoblastic lymphadenopathy

Angioimmunoblastic lymphadenopathyAngioimmunoblastic lymphadenopathy
Angioimmunoblastic lymphadenopathy81

Pseudolymphoma

PseudolymphomaPseudolymphoma
Pseudolymphoma673

Stevens-Johnson syndrome

Stevens-Johnson syndromeStevens-Johnson syndrome
Stevens-Johnson syndrome891

Toxic epidermal necrolysis

Toxic epidermal necrolysisToxic epidermal necrolysis
Toxic epidermal necrolysis1163

Variegate porphyria

Variegate porphyriaVariegate porphyria
Variegate porphyria71

Depressive disorders

Depressive disorders
Depressive disorders13

Drug-induced ataxia

Drug-induced ataxia
Drug-induced ataxia11

Drug-induced nausea or vomiting

Drug-induced nausea or vomiting
Drug-induced nausea or vomiting13

Vitamin D deficiency

Vitamin D deficiency
Vitamin D deficiency11

Drug-induced dizziness

Drug-induced dizziness
Drug-induced dizziness11

Drug-induced erectile dysfunction

Drug-induced erectile dysfunction
Drug-induced erectile dysfunction12

Drug-induced fatigue

Drug-induced fatigue
Drug-induced fatigue11

Drug-induced somnolence

Drug-induced somnolence
Drug-induced somnolence12

Gingival hyperplasia

Gingival hyperplasiaGingival hyperplasia
Gingival hyperplasia73

Hypocalcemia

Hypocalcemia
Hypocalcemia33

Acute intermittent porphyria

Acute intermittent porphyria
Acute intermittent porphyria13

Drug-induced anemia

Drug-induced anemia
Drug-induced anemia23