Download - Lichen planus
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LICHEN PLANUSLICHEN PLANUS
BY
DR.MAHESH DR.MAHESH MATHURMATHUR,,MD,DVD,DCP(UK)MD,DVD,DCP(UK)
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LICHEN PLANUS
DIFINETION CHRINIC INFLAMMATORY DISEASE OF UNKNOW ETIOLOGY CHARECTRISED BY ------SHINY VIOLACEOUS ITCHY FLAT TOPPED PAPULAR LESIONS MORPHOLOGICALLY &HISTOLOGICALLY CHARECTERISED BY --------LIQUIFIED DEGENRATION OF BASAL CELL LAYER AND BAND LIKE LINEAR CELLULARINFILTRATION IN DERMIS
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INCIDENCE WORLD WIDE – MUCH MORE IN ASIAN
COUNTRIES 1 TO 2 % OF ALL NEW CASES IN DERMATOLOGY CLINIC SKIN LESION SUBSIDES IN 50 % OF CASES IN 9 MONTHS AND 100% BY 18 MONTHS MUCOUS MEMBREANS INVOLVE IN 30 OT 70 %
CASES NAIL INVOLMENT IN 10% OF CASES
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PATHOGENESIS
AUTOIMMUNE – INFILTRATION OF CD 4+ / CD 8+CELLS &
INCREAS IN Langerhan’S CELLS NUMBER IN SKIN LESIONS
FAMILIAL- HLA B7 -
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CLINICAL TYPES HYPERTROPHICUS FOLLICULAR ACTINICUS PIGMENTOSUS ANULAR LINEAR GUTTATE NAIL- 15% MUCOSAL- 40 TO 60% ORAL PERIANAL ESOPHAGIAL GENITAL
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TYPICAL LICHEN PLANUS
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TYPICAL LICHEN PLANUS SHINY, VIOLACEOUS PAPULAR LESIONS
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KOBNER’S PHENOMENON
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WICHAM’S STRAIE
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LICHEN PLANUS HYPERTROPHICUS
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LICHEN PLANUS HYPERTROPHICUS
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LICHEN PLANUS - BULLOSUS
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BULLOUS LICHEN PLANUS
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LICHEN PLANUS
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ANNULAR LESION AT SHAFT OF PENIS
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LICHEN PLANUS ACTINICUS
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LICHEN PLANUS TROPICUS
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LICHEN PLANOPILARIS
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CICATRICAL ALOPECIA
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LICHEN PLANS AT PALM
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LICHEN PLANUS AT FOOT
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LICHEN PLANUS-ORAL LESION
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ORAL LICHEN PLANUS
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LICHEN PLANUS AT TONGUE
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LICHEN PLANUS -TONGUE
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EROSIVE LICHEN PLANUS
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PERI ANAL LICHEN PLANUS
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LICHEN PLANUS – PERIANAL REGION
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NAIL CHANGES IN LICHEN PLANUS
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LICHEN PLANUS- NAILS
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HISTOPATHOLOGY
HYPERKERATOSIS HYPERGRANULOSIS ACANTHOSIS LIQUFYING DEGENERATION OF BASAL CELL LAYER EOSINOPHILIC CYTOID BODIES
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HISTOPATHOLOGY HIGH MAGNIFICAITON
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LICHEN PLANOPILARIS
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IMMUNOFLOURACENCE
IgG & C3 DEPOSITION AT DERMOEPIDERMAL JUNCTION
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IMMUNOFLOURACENCE
CYTOID BODIES IGM STAINING
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DRUGS CASUUSING LICHENOID REACTION ANTIMALARIALS THIAZID DIURATICS ISONIAZID CHLORPROPAMID B-BLOCKERS KETOCONAZOLE NSADS ACE INHIBITORS TETRACYCLINE COLOURING AGENTS
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LICHENOID DRUG RASH
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TREATMENT & PROGNOSIS
STEROIDS-TOPICAL & SYSTAMIC PUVA CYCLOSPOIN AZOTHIOPRIN