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D2 - Primary Lesions
Derm Pathophys 2 - Primary Lesions
63
Medical
Graduate
02/16/2012

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Cards

Term
6 lesions that are <1cm?
Definition
Macule, Papule, Nodule, Petechiae/Purpura, Vesicle
Term
5 lesions that are >1cm?
Definition
Patch, Plaque, Tumor, Ecchymosis, Bulla
Term
What is a <1cm flat circumscribed area of change in normal skin color called?
Definition
Macule
Term
A superficially raised lesion that's <1cm is called what?
Definition
Papule
Term
If a rounded lesion is deeper than a papule, what is it called?
Definition
Nodule
Term
An accessory nipple is an example of which primary lesion?
Definition
Papule
Term
A small inguinal lymph node is an example of which primary lesion?
Definition
Nodule
Term
Hidradentis Suppuritiva is an example of which primary lesion?
Definition
Nodule
Term
What is a pustule?
Definition
Small collection of pus in the dermis/epidermis
Term
Difference between an abscess and a pustule?
Definition
Abscess is larger
Term
Folliculitis is an example of which primary lesion?
Definition
Pustule
Term
What are pinpoint purpura called? Are they blanching?
Definition
Petechiae, no
Term
A small (<1cm) non-blanching red-purple macule is called what?
Definition
Purpura
Term
Which primary lesion is called by extravascular hemolysis?
Definition
Purpura (petechiae = pinpoint)
Term
Thrombocytopenia is an example of which primary lesion? Are they blanching?
Definition
Petechiae (pinpoint purpura), no
Term
Leukocystic Vasculitis is an example of which primary lesion?
Definition
Puprura
Term
Diascopy is a test of what?
Definition
Blanching vs Non-blanching
Term
A macule that's >1cm is called what?
Definition
Patch
Term
A plaque is what size? Is it raised?
Definition
>1cm, raised or depressed
Term
Vitiligo causes which primary lesion?
Definition
Patch
Term
A bunch of papules that cause a lesion >1cm is called what?
Definition
Plaque
Term
Psoriasis is an example of which primary lesion?
Definition
Raised Plaque
Term
Lupus Profundus is an example of which primary lesion?
Definition
Depressed Plaque
Term
A nodule or papule >1cm is called what?
Definition
Tumor
Term
Difference between tumor and plaque?
Definition
Plaque is usually more flat than tall, Tumors usually have a significant portion of lesion sub-epidermally
Term
A keloid is an example of which primary lesion?
Definition
Tumor
Term
B-cell lymphoma is an example of which primary lesion?
Definition
Tumor
Term
A purpura >1cm is called what?
Definition
Ecchymosis
Term
DIC is is an example of which primary lesion?
Definition
Ecchymosis
Term
DIC is is an example of which primary lesion?
Definition
Ecchymosis
Term
A closed cavity lined by epithelium and containing pus, water, mucin, etc is called what?
Definition
Cyst
Term
Are telangectases blanchable?
Definition
Yes
Term
Mat telangiectases are assoc w which syndrome?
Definition
CREST
Term
Spider telangiectasis are assoc w what?
Definition
Hepatic cirrhosis
Term
Cuticular telangiectasis are assoc w what disease?
Definition
Collagen Vascular disease
Term
How will an erosion heal and why?
Definition
No scar, in epidermis
Term
How will an ulcer heal and why?
Definition
Scar, involves epidermis and dermis or deeper
Term
Green pigment on the edge of an ulcer is assoc w which organism?
Definition
Pseudomonas
Term
A linear cleft-like ulcer due to severe xerosis is called what?
Definition
Fissure
Term
Where are fissures usually found?
Definition
Palms and soles
Term
What is the primary lesion of urticaria?
Definition
A wheal (evanescent papule or plaque)
Term
The primary lesion of scabies is what?
Definition
Burrow (linear papule)
Term
A vegetation is what?
Definition
Cauliflower-like growth
Term
What lesion can be caused by a wart, SCC, or actinic keratosis?
Definition
Cutaneous Horn
Term
An accentuation of normal skin lines is called what? What is it usually a result of?
Definition
Lichenification, rubbing
Term
An abnormal retention of nuclei in the stratum corneum is called what?
Definition
Scale (parakeratosis)
Term
Verruca vulgaris refers to?
Definition
Wart
Term
A softening of the skin due to soaking is called what?
Definition
Maceration
Term
What is an acrochordon?
Definition
skin tag
Term
Referring to a lesion as exophytic indicates what?
Definition
it proliferates outward from surface of skin
Term
Induration means?
Definition
Firm or hard
Term
A honey colored crust is assoc w what?
Definition
Impetigo
Term
What is an eschar?
Definition
necrotic tissue that forms a dry covering over a lesion
Term
Describing something as Morbilliform indicates that it resembles what?
Definition
the exanthem of measles
Term
A targetoid is characteristic of what?
Definition
erythema multiforme
Term
An annular lesion is characteristic of what?
Definition
Tinea corporis
Term
What does a gyrate lesion look like?
Definition
Snake-like
Term
Guttate indicates a lesion shaped like what?
Definition
Drops
Term
Nummular describes a lesion shaped like what? Assoc w which skin disorder?
Definition
Coins, eczema
Term
A rolled border is assoc w what?
Definition
Basal Cell Carcinoma
Term
Describing a lesion as herpetiform means what?
Definition
Looks like herpes simplex (crop of blisters
Term
WHat is KOH used to visualize?
Definition
Fungal organisms
Term
What would be used to observe multinucleated giant cells? If they're there what are you looking at?
Definition
Tzanck Smear, herpes
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