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Habif 6: Urticaria, Angioedema, and Pruritus > Chronic pruritus > Flashcards

Chronic pruritus Flashcards

1
Q

Definition of chronic pruritus

A

> 6weeks

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2
Q

Dermatologic causes of chronic pruritus

A

atopic dermatitis, psoriasis, xerosis, scabies, contact dermatitis, inset bite, lichen planus

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3
Q

Systemic causes of chronic pruritus

A

CKD, cholestasis, Hodkin’s lymphoma, polycytehmia vera, HIV infxn, hyperthyroidism

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4
Q

Neuropathic causes of chronic pruritus

A

Brachioradial pruritus, notalgia paresthetica, posterherpetic itch

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5
Q

Psychogenic causes of chronic pruritus

A

OCD, delusions of parasitosis, substance abuse

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6
Q

Specific treatments for specific etiologies

A

Capsacin for notalgia paresthetica
Pramoxine for neuropathic/facial/anogenital itch
Sarna lotion
Doxepin cream in atopic and contact dermatitis
Gabapentin for CKD
SSRIs (mirtazapine)
Opiate agonists and antagonists

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Habif 6: Urticaria, Angioedema, and Pruritus (3 decks)

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