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TCC Vet Tech Program > Integumentary Diseases > Flashcards

Integumentary Diseases Flashcards

1
Q

Otodectes Cynotis

A
  • Ear Mites
  • live in the external ear canal and feed on the epidermal debris
  • Pruritus
  • Brown-black exudate
  • Highly contagious
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2
Q

Fleas

A
  • Ctenocephalides Felis

- Pruritus, military dermatitis, pepperlike granules

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3
Q

Rhipicephalus Sanguineus

A
  • Brown Dog Tick

- “Hard tick”

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4
Q

Dermacentor Variabilis

A
  • American Dog Tick

- “Hard tick”

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5
Q

Argasidae

A

-“soft ticks”

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6
Q

Ticks

A
  • Transmit bacteria, viral, rickettsial, and protozoan diseases
  • Can cause tick paralysis
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7
Q

Demodex Canis

A
  • Lives in hair follicles
  • entire life spent on host
  • Alopecia on face, erythema with crusts
  • Tx: Ng, Bravecto, Simparica, Isoxazolines, Ivermectin
  • Not contagious
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8
Q

Sarcoptes

A
  • Scabies
  • Highly contagious
  • Mites burrow into epidermis
  • Intense pruritus, alopecia, erythema, thin skin areas affected
  • Tx: Revolution q 2 weeks, Isozazolines
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9
Q

Notoedres Cati

A
  • Feline scabies

- Intense pruritus

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10
Q

Myiasis

A
  • maggots

- flies lay eggs on wet, warm, or damaged skin

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11
Q

Lice

A
  • Hos specific
  • Pruritus
  • Live on the hair shaft
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12
Q

Dermatophytosis

A
  • Ringworm
  • Zoonotic
  • Alopecia, non-pruritic
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13
Q

Pyoderma

A
  • Bacterial infection of the skin

- Papules, pustules, collarettes

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14
Q

Acute Moist Dermatitis

A
  • Hot spot
  • secondary to skin trauma
  • Lesions appear rapidly
  • alopecia, erythema, moist, painful, yellow exudate, pruritus
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15
Q

Feline Acne

A
  • Swollen, painful chin

- Large comedones

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16
Q

Skin Fold Pyoderma

A
  • Lips, facial folds, vulvar folds, tail folds
  • redundant tissue traps moisture and heat
  • foul odor and exudate, erythema
17
Q

Puppy Pyoderma

A
  • Impetigo

- Non-pruritic, papule and pustules on ventrum

18
Q

Malassezia

A
  • Yeast
  • overgrowth of normal flora, usually secondary to atopy, food allergy, pruritus, skin fold
  • yeast loves moist environment
  • hyperpigmentation, greasy exudate, pruritus
19
Q

Deep Pyoderma

A
  • Juvenile pyoderma (puppy strangles)
  • German Shepherd pyoderma
  • Papules, pustules, febrile, draining tracts
  • C&S from intact pustule
20
Q

Puppy Strangles

A
  • Immune-mediated disease
  • Initially sterile, then secondary infection of the skin
  • Submandibular lymphadenopathy, fever, swelling of lips, eyelids, and nose
21
Q

Neoplasia

A
  • Uncontrolled growth of cells or tissues in the body
  • Can be benign or malignant
  • Malignant (Carcinoma or Sarcoma)
  • Carcinoma: epithelial origin
  • Sarcoma: connective tissue origin
22
Q

Histiocytomas

A
  • Benign
  • Young dogs
  • Small, red, button-like nodules
  • Hairless and ulcerated
23
Q

Lipoma

A
  • Benign
  • Older dogs
  • Soft growth in SQ tissue
24
Q

Papillomas

A
  • Warts
  • Caused by virus, benign
  • Young dogs
  • White, cauliflower-like, elevated lesions
25
Q

Sebaceous Cysts

A
  • Sebaceous glands produce sebum
  • Benign
  • Encapsulated and round swelling under the skin can express caseous exudate
26
Q

Basal Cell Adenoma

A

-Benign skin tumor in cats

27
Q

Basal Cell Carcinoma

A
  • Malignant
  • Older dogs
  • single, round skin lesion
28
Q

Fibrosarcomas

A
  • Older dogs
  • Oral cavity common
  • Feel firmly adhered to underlying tissue
29
Q

Vaccine-Induced Fibrosarcomas

A
  • Malignant
  • Rapidly rowing mass, high invasive
  • Vaccinate animal as low as possible
30
Q

3-2-1- Rule

A
  • Persistence after 3 months
  • Size larger than 2cm
  • Increase in size 1 month after vaccine
31
Q

Mast Cell Tumors

A
  • Malignant in older dogs
  • Benign in older cats
  • Great Pretender
  • Raised nodular masses, maybe ulcerated
  • Pathologist uses Grade 1-3
32
Q

Melanoma

A
  • Occur in highly pigmented areas in dogs

- Tumor of oral cavity and digits tend to be malignant and metastasize

33
Q

Squamous Cell Carcinoma

A
  • Dogs and cats
  • Malignant
  • Thinly haired, non-pigmented skin that is sun-damaged
  • Pinnae and nose in cats; especially white cats
  • Raised, cauliflower-like lesions
34
Q

Atopy

A
  • Skin allergies associated with environmental allergens
  • Seasonal pruritus, alopecia, secondary pyoderma, symptoms worsen over time
  • Managed not cured
35
Q

Food Allergy

A
  • Exaggerated response of the dog’s immune system to a protein
  • Pruritus, alopecia, secondary pyoderma
36
Q

Feline Eosinophilic Granuloma Complex

A
  • Lesions usually secondary to allergies; food, fleas, atopy

- “Rodent ulcer”

37
Q

Pemphigus

A
  • Immune-mediated disease
  • Body attacks its own skin
  • Erosions, ulcerations, and thick crusting of the skin and MM
38
Q

System Lupus Erythematosus

A

-Immune-mediated disease that attacks multiple organ systems

39
Q

Discoid Lupus Erythematosus

A
  • Immune-mediated disease triggered by sun exposure

- Only affects nasal planum and bridge of nose

TCC Vet Tech Program (8 decks)

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