PANCE PREP PEARLS Flashcards Preview

Dermatology > PANCE PREP PEARLS > Flashcards

Flashcards in PANCE PREP PEARLS Deck (40)
Loading flashcards...
1

ALOPECIA AREATA

ETIOLOGY IMMUNE-MEDIATED HAIR LOSS (ASSOCIATED WITH THRYOID, ADDISONS DISEASE)
PRESENTATIONS "SMOOTH CIRCULATE PATCHES OF COMPLETE HAIR LOSS
EXCLAMATION POINT HAIRS"

TREATMENT TOPICAL AND INTRALESIONAL CORTICOSTEROIDS.

2

ANDROGENETIC ALOPECIA

ETIOLOGY PROGRESSIVE HAIR LOSS- DIHYDROTESOSTERONE IS KEY ANDROGEN LOSS.
PRESENTATIONS MC AFFECTING TEMPORAL SCALP

TREATMENT "MINOXIDIL
ORAL FINASTERIDE: 5-a REDUCTASE INHIBITOR"

3

ATOPIC DERMATITIS (ECZEMA)
ATOPIC TRIAD

"ECZEMA
ALLERGIC RHINITIS
ASTHMA"

4

ATOPIC DERMATITIS (ECZEMA)

ETIOLOGY ^ IgE PRODUCTION
PRESENTATIONS "ACUTE LESIONS = MC IN FLEXOR CREASES
NUMMULAR ECZEMA= COIN SHAPED"

TREATMENT "TOPICAL CORICOSTEROIDS
ANTIHISTAMINES FOR ITCHING
WET DRESSING
ANTIBIOTICS FOR SECONSARY INFECTIONS.
PREVENTIONS:
AVOID IRRITANTS. "

5

CONTACT DERMATITIS

ETIOLOGY IRRITANT CAUSED
PRESENTATIONS "DIAPER RASH
BURNING, ITCHING, ERYTHEMA"

TREATMENT FREQUENT DIAPER CHANGES, TOPICAL PETROLEUM OR ZINC OXOIDE

6

DYSHIDROSIS (DYSHIDROTIC ECZEMA)

ETIOLOGY "TRIGGERED BY SWEATING/WARM HUMID WEATHER.
^ WITH TIMES OF STRESS"
PRESENTATIONS TAPIOCA-LIKE TENSE VESICLES ON THE SOLES, PALMS AND FINGERS-LATERAL DIGITS.

TREATMENT TOPICAL STEROIDS

7

LICHEN SIMPLEX CHRONICUS (NEURODERMATITIS)

ETIOLOGY SKIN THICKENING IN PATIENTS WITH ECZEMA- REPETATIVE RUBBING/SCRATCHING
PRESENTATIONS SCALY, ROUGH SKIN WITH EXAGGERATED SKIN LINES

TREATMENT "AVOID SCRATCHING LESIONS
TOPICAL STEROIDS"

8

PERIORAL DERMATITIS

ETIOLOGY "MC YOUNG WOMEN
HISTORY OF TOPICAL CORTICOSTEROID USE"
PRESENTATIONS

TREATMENT "TOPICAL: METRONIDAZOLE OR ERYTHROMYCIN
ORAL: TETRACYCLINES
AVOID TOPICAL STEROIDS"

9

LICHEN PLANUS

ETIOLOGY ^ WITH HEPATITIS C
PRESENTATIONS "5 P's:
PURPLE
POLYGONAL
PLANAR (Flat-topped)
PRURITIC PAPULES w/ FINE SCALES

SKIN, MOUTH, SCALP, GENITALS AND NAILS
KEOBNER'S PNENOMENON: NEW LESIONS AT SITE OF TRAUMA
WICKHAM STRIAE: FINE WHITE LINES ON THE SKIN LESIONS OR ON THE ORAL MUCOSA"

TREATMENT "TOPICAL CORTICOSTEROIDS #1
PO STEROIDS UVB THERAPY #2"

10

LICHEN PLANUS
5 PS

5 P's:
PURPLE
POLYGONAL
PLANAR (Flat-topped)
PRURITIC PAPULES w/ FINE SCALES

11

PITYRIASIS ROSEA

ETIOLOGY "IDIOPATHIC
CHILDREN/YOUNG ADULTS"
PRESENTATIONS "HERALD PATCH: SOLITARY SALMON-COLORED MACULE ----->
CHRISTMAS TREE PATTERN"

TREATMENT NONE NEEDED

12

PSORIASIS

ETIOLOGY STRATUM BASALE + STRATUM SPINOSUM ----> T CELL ACTIVATION
PRESENTATIONS "PLAQUE : MC TYPE---RAISED, DARK RED PLAQUES/PAPULES WITH THICK SILVER/WHITE SCALES
PUSTULAR: YELLOW NON-INFECTED PUSTULES
GUTTATE: SMALL, ERYTHEMATOUS PAPULES WITH FINE SCALES
PSORIATIC ARTHRITIS"

TREATMENT "MILD-MODERATE: TOPICAL STEROIDS
MODERATE/SEVERE: POTOTHERAPY, UVB
SYSTEMIC: METHOTREXATE"

13

PIRYRIASIS (TINEA) VERSICOLOR

ETIOLOGY MALASSIZEA FURFUR - OVERGROWTH OF THIS YEAST
PRESENTATIONS HYPER/HYPOpigmentation w/ WELL DEMARCATED MACULES WITH FINE SCALING
DIAGNOSIS "KOH PREP: HYPHAE AND SPORES (SPEGHETTI AND MEATBALLS)
"
TREATMENT TOPICAL ANTIFUNGALS: SELENIUM SULFIDE, SODIUM SULFACETAMIDE, ZINC PYRITHIONE, " AZOLES"

14

SEBORRHEIC DERMATITIS

ETIOLOGY HYPERSENSITIVITY TO MALASSEZIA FURFUR YEAST
PRESENTATIONS "CRADLE CAP: INFANTS
ADULTS: DANDRUFF"
DIAGNOSIS
TREATMENT "TOPICAL:
SELENIUM SULFIDE- SELSON BLUE
SODIUM SOLFACETAMIDE
KETOCONAZOLE
SYSTEMIC:
ORAL ANTIFUNGALS"

15

CUTANEOUS DRUG REACTIONS

ETIOLOGY "TYPE 1- IgE Mediated- Urticaria/angioedema- Immediate
TYPE 2 - Cytotoxic
TYPE 3- Immune antibody-antigen complex
TYPE 4- Delayed (Cell mediated)"
PRESENTATIONS "Exanthematous/Morbiliform Rash
- Bright Red macules & papules that form plaques
Uticarial
- 2nd MC"

TREATMENT Antihistamens and Systemic Coricosteroids

16

UTICARIA (HIVES) & ANGIOEDEMA

ETIOLOGY "Type 1 HSN IgE
MAST CELLS RELEASE HISTAMINE"
PRESENTATIONS UTICARIA- BLANCHABLE, EDEMATOUS PAPULES, WHEALS AND PLAQUES

TREATMENT ORAL ANTIHISTAMINES

17

ERYTHEMA MULTIFORME

ETIOLOGY "ACUTE SELF-LIMITED TYPE IV HYPERSENTISIVITY REACTION
HERPES SIMPLEC VIRUS MC"
PRESENTATIONS TARGET (IRIS) LESIONS

TREATMENT SYMTOMATIC- STEROIDS/BENADRYL

18

STEVENS-JOHNSON SYNDROME (SJS) & TOXIC EPIDERMAL NECROLYSIS (TEN)

ETIOLOGY DRUG ERUPTIONS ----> SULFA/ANTICONVULSANT MEDS
PRESENTATIONS "WIDESPREAD BLISTERS
>1 MUCOUS MEMBRANE w/ EPIDERMAL DETACHMENT"
DIAGNOSIS ">1 MUCOUS MEMBRANE w/ EPIDERMAL DETACHMENT
NIKOLSKY SIGN- Able to make a new blister with pencil eraser. "
TREATMENT TREAT LIKE SEVERE BURNS

19

ACENE VULGARIS

ETIOLOGY "4 MAIN PAHTO FACTORS:

INCREASED SEBUM PRODUCTIONS:
- ^ ANDROGENS
CLOGGED SEBACEOUS GLANDS
PROPIONIBACTERIUM ACNE OVERGROWTH
INFLAMMATORY REPSONSE"
PRESENTATIONS "COMEDONES:
- OPEN ==== BLACKHEADS
- CLOSED ==== WHITEHEADS
INFLAMATORY
NODULAR OR CYSTIC ACNE"
DIAGNOSIS "MILD: Comedones w/ small papules
MODERATE:Comedones w/ large papules
SEVERE: Nodular >5mm or cystic "
TREATMENT "MILD: TOPICAL RETINOIDS + BENZOYL PEROXIDE
MODERATE: TOPICAL/SYSTEMIC ANTIBIOTICS (DOXY) +/- KERATOLYTIC +/- TOPICAL RETINOID
SEVERE: ISOTRETINOINS
- HIGHLY TERATOGENIC"

20

ACENE VULGARIS
TREATMENT

"MILD: TOPICAL RETINOIDS + BENZOYL PEROXIDE
MODERATE: TOPICAL/SYSTEMIC ANTIBIOTICS (DOXY) +/- KERATOLYTIC +/- TOPICAL RETINOID
SEVERE: ISOTRETINOINS
- HIGHLY TERATOGENIC"

21

ROSACEA

ETIOLOGY "IDIOPATHIC
TRIGGERS: ETOH, ^ TEMPERATURE
"
PRESENTATIONS ACNE-LIKE RASH + ERYTHEMA, FACIAL FLUSHING, TELANGIECTASIA, SKIN COARSEING, PAPULOPUSTULES

TREATMENT METRONIDAZOLE

22

ACTINIC KERATOSIS

ETIOLOGY "MC- fiar skinned Parmers
PREMALIGNANT CONDITION TO SQUAMOUS CELL CARCINOMA
MC- PREMALIGNANT SKIN CONDITION"
PRESENTATIONS "DRY, ROUGH, SCALY -SANDPAPER- SKIN LESIONS
HYPERKERATOTOC-HYPERPIGMENTED"
DIAGNOSIS BIOPSY
TREATMENT "DERM-REFERAL
CRYOSURGERY"

23

SEBORRHEIC KERATOSIS

ETIOLOGY MC BENIGN SKIN TUMOR
PRESENTATIONS SMALL PAPULE/PLAQUE VELVETY WARTY LESIONS------ GREASY/STUCK ON APPEARANCE

TREATMENT NO TREATMENT NEEDED

24

VITILIGO

ETIOLOGY AUTOIMMUNE DESTRUCITON OF MALANOCYTES ----> DEPIGMENTATION
PRESENTATIONS

TREATMENT "LOCALIZED ====> TOPICAL STEROIDS
DISSEMINATED: SYSTEMIC PHOTOTHERAPY"

25

BASAL CELL CARCINOMA

ETIOLOGY "MC TYPE OF SKIN CANCER IN US
SLOW GROWING w/ LOW INCIDENTS OF METASTISIS"
PRESENTATIONS TRANSLUCENT/PEARLY/WAXY PAPULE AND CENTRAL ULCERATION
DIAGNOSIS PUNCH OR SHAVE BIOPSY
TREATMENT "ELECTRODESICCATION/CURETTAGE
MOHS MICROGRAPHIC SURGERY FOR FACIAL INVOVLMENT"

26

MALIGNANT MELANOMA

ETIOLOGY "UV RADIATION
AGGRESIVE HIGH METS POTENTIAL------> MC SKIN CANCER RELATED TO DEATH

4 MAJOR SUBTYPES

1. SUPERFICIAL SPREADING- MC TYPE
2. NODULAR
3. LENTIGO MALIGNA
4. ACRAL LENTIGINOUS"
PRESENTATIONS "ABCDE'S

ASYMMETRY
BORDERS: IRREGULAR
COLOR: DARK/BLACK
DIAMETER: >6MM
EVOLUTION: RAPID CHANGE"
DIAGNOSIS FULL-THICKNESS WIDE EXCISIONAL BIOPSY + LYMPH NODE BIOPSY
TREATMENT COMPLETE WIDE SURGICAL EXCISION

27

MALIGNANT MELANOMA
ETIOLOGY

"UV RADIATION
AGGRESIVE HIGH METS POTENTIAL------> MC SKIN CANCER RELATED TO DEATH

4 MAJOR SUBTYPES

1. SUPERFICIAL SPREADING- MC TYPE
2. NODULAR
3. LENTIGO MALIGNA
4. ACRAL LENTIGINOUS"

28

MALIGNANT MELANOMA
ABCDES

"ABCDE'S

ASYMMETRY
BORDERS: IRREGULAR
COLOR: DARK/BLACK
DIAMETER: >6MM
EVOLUTION: RAPID CHANGE"

29

SQUAMOUS CELL CARCINOMA OF THE SKIN

ETIOLOGY "OFTEN PRECEDED BY ACTINIC KERATOSIS
HPV INFECTION
BOWMENS DISEASE = SQUAMOUS CELL CARCINOMA IN SITU
"
PRESENTATIONS RED- ELEVATED, THICKEND NODULE W/ WHITE SCALY OR CRUSTED BLOODY MARGINS
DIAGNOSIS BIOPSY
TREATMENT WIDE LOCAL SURGICAL EXCISION TREATMENT OF CHOICE

30

IMPETIGO: NON- BULLOUS

ETIOLOGY "STAPH AUREUA
VERY CONTAGIOUS"
PRESENTATIONS "SMAL MACULE BECOMES PAPULE, THEN VESICLE THAT RUPTURES AND DEVELOPS HONEY-COLORED CRUST
-All Ages"

TREATMENT MUPIROCIN