Rodent- Final Flashcards Preview

RUSVM Special Species- Summer '18 > Rodent- Final > Flashcards

Flashcards in Rodent- Final Deck (28)
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1
Q

T/F: Rats have a monogastric stomach that is divided

A

TRUE

2
Q

T/F: Proteinuria in rats is normal

A

TRUE- large adrenals

3
Q

What pigments are seen in tears of rats?

A

Porphyrin

4
Q

T/F: Rats cannot vomit due to their divided stomachs

A

TRUE

5
Q

What are three common tumors seen in rats?

A

Pituitary tumors

Mammary gland tumors

Respiratory tract infections

6
Q

What are pituitary tumors linked to in rats?

A

Gonadal hormones

7
Q

What CS are seen in rats with pituitary tumors?

A

Neuro signs

8
Q

What is the dx and tx of pituitary tx

A

Dx: CT

Tx: Prednisone and cabergoline

9
Q

What type of mammary gland tumor is most common in rats?

A

Fibroadenomas common- locally aggressive

More common in females

10
Q

What are some different respiratory virus pathogens in rats?

A
11
Q

What is this?

A

Chromodacryorrhea

12
Q

What is the general tx for respiratory dz?

A

Long term antibiotics

Mycoplasma and strep: Enrofloxacin, doxycycline, azithromycin

Anti-inflammatories: Meloxicam when low; prednisone when worse

Sildenafil (pulmonary hypertension)

13
Q

What is this and what are potential causes?

A

Ring tail-annular constrictions of tail needing amputation

Causes: low humidity, bedding, trauma?

14
Q

What is a zoonotic disease caused by Strep. moniliformis?

A

Rat bite fever

Leads to bacteremia and septicemia

Penicillin used for tx

15
Q

T/F: It is normal to see sticky and smelly green discharge that looks like pus in a female hamster?

A

TRUE- caused by frequent estrus and discharge

16
Q

What is depicted in this image?

A

Scent gland

17
Q

What is going on here?

A

Cheek pouch eversion

18
Q

T/F: Dental dz typically only affects incisors

A

TRUE

19
Q

What does lawsonia intracellularis cause and what do you see?

A

Proliferative ileitis

Diarrhea or “wet tail” seen

20
Q

What is a zoonotic enteropathy found in hamsters?

A

Hymenolepis nana- zoonotic tapeworm

21
Q

What Ab should be avoided in hamsters?

A

Beta-lactams/macrolides

22
Q

Which Abs are safe to use in hamsters?

A

TMS, Chloramphenicol, enrofloxacin, metronidazole

23
Q

What are common cardiovascular problems observed in hamsters?

A

Hereditary cardiomyopathy results with atrial thrombosis and CHF

Aging hamsters

24
Q

What is the ectoparasite depicted below?

A

Cheyletiella- “walking dandruff”

25
Q

These integumentary problems are commonly observed in what breed of hamsters? Demodex, Cheyletiella, Epitheliotropic lymphoma and cushing’s dz

A

Syrian hamsters

26
Q

What are common geriatric conditions seen in hamsters

A

Amyloidosis

Hepatic cirrhosis

Polycystic liver tumor

CV dz

27
Q

What are common conditions seen in gerbils?

A

Epileptiform seizures

Cutaneous neoplasms

Facial dermatitis (nasal dermatitis)

Acariasis

Tail trauma

Neoplasms- melanomas

28
Q

What is a common pathogen that causes dermatitis in mice?

A

S. aureus