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Derm Path vocab
lab vocab words
23
Medical
Graduate
12/09/2011

Additional Medical Flashcards

 


 

Cards

Term
Acantholysis
Definition
loss of cohesion of keratinocytes
Term
Acanthosis
Definition
thickened epitdermis, due to keratinocyte hyperplasia
Term
Apoptosis
Definition
single cell necrosis of keratinocytes
Term
Bulla
Definition
fluid-filled blister (vesicle) >0.5 cm in diameter
Term
Colloid body
Definition
small, round, eosinophilic acellular remnants of keratinocytes or collagen, indicative of degeneration or necrosis
Term
comedo
Definition
sebaceous follicle plug of cornified cells, sebaceous material, microbes
Term
Dermatitis
Definition
inflammatory dz of dermis and epidermis combined
Term
dyskeratosis
Definition
single keratinocytes or entire epidermis show an alteration of keratin production; abnormal, imperrfect, or incomplete
Term
Epidermotropism
Definition
presence of mononuclear celss, usually lymphs, in epidermis
Term
Grenz zone
Definition
normal zone between epidermis and dermis in some conditions which typically fill dermis but spare the epidermis
Term
horn cyst
Definition
small intraepidermal keratin-filled space resembling a cyst
Term
hyperkeratosis
Definition
thickened stratum corneum
Term
lichen
Definition
scaly lesion
Term
melanophage
Definition
histiocyte that contains melanin
Term
microabscess
Definition
small collection of cells, usually PMNs, in epidermis
Term
nevus
Definition
"birthmark"; common moles (melanocytic nevi)
Term
Papillomatosis
Definition
elongation of rete ridges and dermal papillae such that a "church spire" like appearance is created
Term
Parakeratosis
Definition
Cells in stratum corneum contain nuclei
Term
PIgment incontinence
Definition
melanin pigment deposition in dermis (usually within melanophages)
Term
Pustule
Definition
small circumscribed collection of pus (PMNs and necrotic debris)
Term
Spongiosis
Definition

intracellular edema; inflammatory cells (lymphs) are usually present

 

(histo hallmark of eczema)

Term
vesicle
Definition
fluid-filled blister < 0.5cm in diameter
Term
urticaria
Definition
raised lesion that itches (includes "hives")
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