DERMATOLOGY PDF
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Dr. Kartik Chowdhary
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Summary
This document provides an overview of dermatology, covering various skin conditions and their characteristics. It details potential causes, symptoms, and treatment options for different skin diseases. The document also contains relevant diagrams and images.
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DERMATOLOGY BASICS OF SKIN Parakeratosis: Hyperkeratosis: Only in palms and soles Refractile granules of Eleidin Orthokerat...
DERMATOLOGY BASICS OF SKIN Parakeratosis: Hyperkeratosis: Only in palms and soles Refractile granules of Eleidin Orthokeratosis: Munro’s microabscess- Odland bodies/ Fillagrin Pautrier’s microabscess- Civatte bodies- Acanthocytes: DSG Langerhans cells Melanocyte Merkel cell Epidermal melanin unit: Epidermal turnover time: Psoriasis: ANNULAR LESIONS-PATTERN Sarcoidosis IBD Acute rheumatic HSV, mycoplasma Lyme disease Syndrome: fever Chloroquine Behcets IBD PAPULO-SQUAMOUS DISORDERS Psoriasis 10%: Psoriatic arthritis, Erythrodermic psoriasis: Guttate psoriasis: Pustular psoriasis: Impetigo herpetiformis/Pregnancy: Hortaea werneckii Golden yellow-Wood’s lamp Branny scales Wood’s lamp: UV-A 365nm Barium silicate + NiO filter SKIN INFECTIONS SSSS/ Ritter disease : Oral mucosa? VS Reiter disease: Polymicrobial Testes involved? Drug causing? Ectopic sebaceous gland: Fordyce spots Modified apocrine glands: Montgomery tubercles Mebomian Pitted keratolysis:Water Zeiss Micrococcus Tyson’s glands prepuce ALOPECIA Scarring Alopecia: Footprints in snow: Non-scarring Alopecia: Pseudopalade of Stress / pregnancy (3mon)- Brocq Chemotherapy- Accessible areas- Exclamatory mark sign Nail: Going white overnight Hair Perforation Test: PIGMENTATION DISORDERS Poor prognosis: Long standing Bony prominences Leukotrichia Lip-tip Rule out hyperandrogenism in resistant acne LEPROSY TT BT BB BL LL 1. Number of lesions ___________________________increase 2. Well-defined, elevated margins______________ill-defined 3. Single thickened nerve________ more nerves bilaterally 4. Sit Skin Smear (SSS) negative__________________positive 5. Anesthetic lesions _________________ sensations present 6. Tuberculoid granuloma ________foam macrophages and Grenz zone Route of infection - Prophylaxis in contacts: MC cranial nerve- >2yrs Mc Nerve for biopsy- >20hrs per week >3mon Earliest sensation lost- Impact indicators: Prevalence
