dermatology skin dermatologist acne contact seborrheic (autosensitization) nummular stasis asteatotic (xerotic) (discoid) disseminated eczema the major forms of dermatitis include atopic pompholyx nmsc seborrheic keratosis inverted vitiligo acne vulgaris infections viral presciping in viral skin infections prescribing in bacterial skin infection prescription dermatological approach to dermatological prescription prescribing in dermatology orthokeratosis clinicopathologic correlation dermatopathology hyperkeratosis acanthosis biopsy ellipse shave biopsy pathology punch biopsy parakeratosis secondary skin lesions primary skin lesions dermatology lectures histiocytes non infectious granulomatous disorders granulomas depigmented macules and patches pigmentary disorder melanocytes androgenetic alopecia (aga) male-pattern hair loss female-pattern hair loss in women common baldness comedones pilosebaceous units prescriptions dermatology prescriptions several dermatoses that occur during pregnancy and atopic eruption of pregnancy. pruritus due to there are physiologic changes that occur during pr including excoriations due to scratching. impeti in particular polymorphic eruption of pregnancy and this may be related to the relative hypocalcem pemphigoid gestationis figurate erythemas stevens johnson syndrome resulting from dilation of blood vessels that is blanch on pressure or diascopy erythema abnormal redness of the skin and multiforme toxic epidermal necrolysis chronic spontaneous urticaria dermographic urticaria hives weals angioedema solar urticaria tb cutaneous tb cutaneous tuberculosis endemic syphilis) actinomyces pinta (staphylococci streptococci gram-negaitive infections corynebacteria (yaws bartonella gram-positive infections bacterial diseases of the skin pseudomonas aeruginosa non-veneral treponemal infections bites stings urticaria papular insects pediculosis scabies major infestations in human bloch–sulzberger syndrome incontinentia pigmenti ip pigmenti incontinentia pigmentosum nucleotide excision repair xeroderma pigmentosum ner xp xeroderma diffuse cutaneous mastocytosis tmep mastocytosis telangiectasia macularis eruptiva perstans mast cells solitary mastocytoma urticaria pigmentosa c-kit darier’s sign up maculopapular cutaneous mastocytosis hyperkeratotic soles hyperkeratotic palms keratodermas palmoplantar palmoplantar keratodermas ppks porokeratosis cornoid lamella keratotic ridge complex tsc tuberous sclerosis ichthyosis vulgaris harlequin ichthyosis non-bullous ichthyosiform erythroderma lamellar ichthyosis x-linked recessive ichthyosis they are a heterogenous group of inherited disorde ichthyosis bullosa of siemens bullous ichthyosiform erythroderma known as focal acantholytic dyskeratosis associate the histology is characteristic dna functions coiling of dna patterns of inheritance the gene & the genetic code gene mutation regulation of gene expression definitions about genetics structure of dna immunofluorescence acantholysis desmosomes types of blisters classification of vesiculobullous diseases cadherins what are vesiculobullous diseases cell adhesions plakin family examination of bmz and is a highly specialized structure that allows interface between the epidermis and dermis it is a critical examples of some origin of bmz function of bmz diseases affecting bmz structure of bmz rare painful usually solitary glomus cell. glomus tumors with in young adults due to benign neoplastic proliferations purple subungual papule or nodule glomuvenous malformations kshv multicentric kaposi usually on the lower extremities low grade malignant systemic vascular proliferatio hhv-8 malignant vascular neoplasms sarcoma purplish cutaneous lesions cherry angioma angiokeratoma of fordyce lobular capillary hemangioma solitary angiokeratoma angiokeratoma circumscriptum fabry’s syndrome angiokeratoma corporis diffusum sporadic angiokeratoma angio-keratomas pyogenic granuloma angiokeratoma of mibelli that appear during the ih benign vascular neoplasm infantile hemangioma 1st few wks. of life & represents the most common tumor of infancy. proliferating endothelial cells & reactive hyperplasia benign vascular neoplasms due to dfsp -knuckle pads dermatofibroma dermatofibrosarcoma protuberans fibromatoses skin tags adenoma sebaceum pearly penile papules-ppp) acral fibrokeratoma (fibrous papule of the face cutaneous angiofibroma hypertrophic scars keloids derived from keratinocytes. may develop de novo or non-melanoma skin cancer scc in situ rarely metastasize and may prove fatal common type of scc ak or squamous cell carcinoma basalioma most common in humans locally destructive bcc rarely metastasizes malignancy that rodent ulcer basal cell carcinoma disease. plaque on the oral mucosa that cannot be wiped off it has the potential to progress to invasive scc. pathologically actinic keratoses . bowen’s disease : scc in situ lesions that have the potential to progress into i erythematous scaly lesions on sun-damaged skin & c precancerous clinically mammary paget disease mpd empd extramammary prognosis of melanoma treatment of melanoma epidemiology of melanoma follow-up of melanoma. staging of melanoma histopathology of melanoma most commonly arising from cutaneous melanocytes; a malignant tumor of melanocytes clinical picture of melanoma diagnosis of melanoma effects of uvr uvr apparatus minimal erythema dose (med) indications for uvr photoprotection contraindication of uvr types of uvr sebaceous apocrine eccrine neoplasms and proliferations of follicular lineage milium cysts with a lining of stratified squamous epithel ganglion mucocele hidrocystoma cysts lined with non-stratified squamous epitheliu eccrine or apocrine dermoid cyst trichilemmal cyst epidermoid cyst digital mucous cyst vellus hair cyst steatocystoma cysts without an epithelial lining warty dyskeratoma epidermal nevus keratoacanthoma cutaneous horn dermatosis papulosa nigra clear cell acanthoma ilven nevus comedonicus stucco keratosis follicular keratosis ilven nevus comedonicus clear cell acanthoma epidermal nevus follicular keratosis dermatosis papulosa nigra stucco keratosis warty dyskeratoma keratoacanthoma cutaneous horn classification of antifungals systemic antifungal agents mechanism of action of antifungals topical antifungal agents diagnosis of fungal infection ddx of dermatophyte infections tinea incognito tinea cruris tinea corporis tinea manus dermatophytosis (ringworm infection) onychomycosis treatment of dermatophytosis tinea capitis tinea faciei tinea pedis dermatophytid (id) reaction tinea unguium tinea barbae oral candidiasis mucocutaneous candidiasis chronic mucocutaneous candidiasis (cmc) vulvovaginal candidiasis treatment of candidiasis candidal intertrigo diagnosis of candidiasis chronic paronychia candidal balanitis napkin dermatitis (nappy & onychomycosis or diaper rash) predisposing factors for candida infection pityriasis versicolor classification of fungal infections (mycoses) introduction to fungal infections black piedra tinea nigra white piedra treatment of lp differential diagnosis of lp histopathology of lp introduction of lp lichen planus (lp) pathogenesis of lp epidemiology of lp etiology of lp immunohistochemistry of lp what are the major lichenoid dermatoses lichenoid dermatoses clinical features & clinical variants of lp characteristics of lichenoid dermatoses pityriasis lichenoides (acute and chronic) parapsoriasis pityriasis rubra pilaris pityriasis rosea (prp) climatotherapy systemic therapy phototherapy treatment of psoriasis topical therapy triggering factors of psoriasis prognosis of psoriasis introduction of psoriasis pathogenesis of psoriasis clinical features of psoriasis histopathology of psoriasis epidemiology of psoriasis / pigmented reticulate anomaly of the flexures melasma (calm) (ashy dermatosis (pdl ) pigmentary demarcation lines cafÉ au lait macules mask of pregnancy addison’s disease (ddd (pih) postinflammatory hyperpigmentation chloasma dowling–degos disease / cinderella dermatosis erythema dyschromicum perstans futcher’s or voight’s lines) classification of pigmentary disorders leukoderma pigmentary dilution amelanosis poliosis depigmentation hypomelanosis causes of hypomelanosis phenylketonuria waardenburg syndrome piebaldism (pku) nevus depigmentosus idiopathic guttate hypomelanosis chédiak–higashi syndrome albinism vogt–koyanagi–harada syndrome treatment of acne acneform eruptions acne variants ocular rosacea papulopustular. phymatous erythematotelangiectatic acne rosacea rosacea histopathology of acne clinical picture of acne pathogenesis of acne definition function & site-specific of development definition & function of melanocyte melanin melanosomes formation & function of melanogenesis
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