Current Medical Diagnosis & Treatment (testbank 2022/2023 with 100%correct questions and answers

Scaling Disorders: Name 11 types: Scaling Disorders: 1. Atopic Dermatitis 2. Psoriasis 3. Pityriasis Rosea 4. Seborrheic Dermatitis 5. Fungal Infections 6. Cutaneous Lupus Erythematosus 7. Cutaneous T-Cell Lymphoma 8. Exfoliative Dermatitis (Exfoliative Erythroderma) 9. Actinic Keratososes 10. Bowen Disease & Paget Disease 11. Intertrigo Scaling Disorders: Atopic Dermatitis: Essentials of Diagnosis: Scaling Disorders: Atopic Dermatitis: Essentials of Diagnosis: -Pruritic, xerotic, exudative or lichenified eruption on face, neck, upper trunk, writs, and hands and the anecubital and popliteal folds -Personal or family history of allergic manifestations (eg, asthma, allergic rhinitis, atopic dermatitis). -Tendency to recur -Onset in childhood is most patients. Onset after age 30 is very uncommon Scaling Disorders: Atopic Dermatitis: General Considerations: Scaling Disorders: Atopic Dermatitis: General Considerations: -Diagnostic criteria must include pruritus, typical morphology and distribution (flexural, hand, nipple and eyelid in adults), onset in childhood, and chronicity. -Also helpful are (1) a personal or family history of atopy (asthma, allergic rhinitis, atopic dermatitis, (2) xerosis-ichthyosis, (3) facial pallor with infraorbital darkening, (4) elevated serum IgE, and (5) repeated skin infections. Scaling Disorders: Atopic Dermatitis: Clinical Findings: Symptoms and Signs: Scaling Disorders: Atopic Dermatitis: Clinical Findings: Symptoms and Signs: -Itching is key -Ill-defined, scaly, red plaques affect the face, neck and upper trunk -Flexural surfaces are also involved -Virtually all patients with atopic dermatitis have skin disease before age 5 Scaling Disorders: Atopic Dermatitis: Clinical Findings: Laboratory Findings: Scaling Disorders: Atopic Dermatitis: Clinical Findings: Laboratory Findings: -Food allergy is uncommon cause of flares -Eosinophilia and increased serum IgE levels may be presents Scaling Disorders: Atopic Dermatitis: Clinical Findings: DDx: Scaling Disorders: Atopic Dermatitis: Clinical Findings: DDx: -Seborrheic dermatitis (less puritic, frequent scalp and central face involvement, greasy and scaly lesions, quick response to therapy) -Psoriasis: sharply demarcated thickly scaled plaques -Secondary staphylococcal or herpetic infections may exacerbate and should considered during hyper-acute, weeping flares (infra-auricular fissure is a cardinal signs of secondary infections