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Pathology chapter 4
Pathology
42
Pathology
Not Applicable
07/06/2021

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Term
Skin functions
Definition
Protection, absorption, sensory reception, temp regulation, D production
Term
What is Acne
Definition
Bacterial infection of hair follicles
Term
Etiology
Definition
Cause or origin of a disease
Term
Folliculitus
Definition
Inflammation of hair follicles anywhere. Often occurs after shaving.
Term
Impetigo
Definition
Bacterial skin infection, mainly around nose, mouth, hands, skin folds. Caused by Staph, very contagious.
Term
Boils
Definition
Deeply infected hair follicle that spreads to surrounding areas.
Term
Carbuncle
Definition
Group of boils
Term
Cellulitus
Definition
Infection of skin coming from subQ tissues
Term
Erysipelas
Definition
Superficial form of cellulitis, more common in children and older adults.
Term
Most common cause of cellulitis
Definition
Staph, MRSA, or Streptococcus bacteria
Term
Paronychia
Definition
Infection of tissues surrounding nail. Caused by Staph or strep bacteria
Term
Onochomychosis
Definition
Fungal nail infection
Term
Ringworm
Definition
Fungal infection of the skin transmitted by direct contact with infected skin or animals.
Term
Athlete's foot
Definition
Fungal skin infection mainly on soles of feet and between toes.
Term
Nail fungus
Definition
Onochomychosis, infection occuring in the nails (mainly toenails). Not the same as athletes foot but may occur together.
Term
Jock itch
Definition
Itchy, dry, or scaly area caused by fungal infection to groin.
Term
Chickenpox
Definition
Viral infection most common in young children and adults, spread by direct contact or indirect contact thru droplets. Caused by Varicella virus
Term
Shingles
Definition
Reactivation of chikenpox virus affects thoracic area. Can reactivate in certain dermatone.
Term
Warts
Definition
Resultant mass of viral induced cell growth, often found on hands and feet.
Term
What kind of contraindication would a wart be considered?
Definition
Local
Term
Eczema
Definition
Most common inflammatory skin condition, not contagious. Often found on scalp/face/skin folds/ankles/feet.
Term
Psoriasis
Definition
Chronic inflammation where the skin cells have an accelerated proliferation rate. Non contagious
Term
Contact dermatitis
Definition
Term
Seborhheic dermatitis
Definition
Affects sebaceous glands. a common skin condition that mainly affects your scalp. It causes scaly patches, red skin and stubborn dandruff. Seborrheic dermatitis can also affect oily areas of the body, such as the face, sides of the nose, eyebrows, ears, eyelids and chest.
Term
Rosatia
Definition
Persistent redness, dryness, warmth on specific area of face.
Term
Pituriasis Rosacea
Definition
Occurs during winter months. Thought to be associated with viral infection. Resolves on its own
Term
Lichen Planus
Definition
Inflammatory condition of skin and mucus membrane. Red violet papuls, lacy, ulcerating patches, ulces, split nails. No known cause.
Term
Scleroderma
Definition
Sclerosis of the skin caused by overproduction of collagen. Skin appears hard, shiny, stretched, red, or pale.
Term
Hives
Definition
Hives, also known as urticaria, are itchy, raised welts that are found on the skin. They are usually red, pink, or flesh-colored, and sometimes they sting or hurt. In most cases, hives are caused by an allergic reaction to a medication or food or a reaction to an irritant in the environment.
Term
Lice and mites
Definition
Wingless parasite, usually in hair. Usually 3 different species cause. Cause itching. Very contagious.
Term
Scabies
Definition
Skin infection caused by infestation of wingless, burrowing, parasitic mites.
Term
Bruise
Definition
Injury usually caused by trauma
Term
Burns
Definition
Classified as first, second, or third degrees
Term
Scars
Definition
Term
Corn and callus
Definition
Protective mechanism. Corns are on top/sides, calluses on hands or soles. Thickening of skin.
Term
Decubitus ulcer
Definition
Staged from 1 to 4. Extends to epiermis or SubQ layers or even dermis, joint, and bones. Comes from local ischemia and tissue death.
Term
Stage 1 pressure ulcer
Definition
Redness
Term
stage 2 pressure ulcer
Definition
Open sore surrounded by purple skin
Term
Ichtyosis
Definition
Disruption in the skin cell production and removal.
Term
Epidermal Cyst
Definition
Filled with keratinous material just beneath the skin
Term
Basal Cell Carcinoma
Definition
Rises from the deepest (basal) later of epidermis. Rarely metastasizes and mostly benign.
Term
Squamous cell carcinoma
Definition
Arises in outer epithelial layer. Rarely metastasizes. Ocassionally invades other calls.
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