Digestive system Flashcards
gingivitis
reversible inflammation of the gingiva and structures involved
periodontitis
irreversible inflammation of the periodontal ligament and bone destruction
gingival hyperplasia
result of chronic gingivitis (overgrowth of the gums)
gingivitis can lead to…
early periodontal disease and tooth loss will occur
periodontal disease can lead to…
kidney, liver, and heart disease
clinical signs of periodontal disease
halitosis, anorexia, pawing at mouth, salivation, tooth loss, sneezing, head shyness, oral pain, irritability, head swelling
Tx periodontal disease
dental cleaning, antibiotics
prevention of periodontal disease
good oral hygiene, weekly brushing, dental chews, annual dental cleanings
stomatitis in cats
chronic, inflammatory, suspected immune-mediated hypersensitivity to oral plaque
Tx stomatitis
reducing plaque, immune system suppression, reducing allergenic stimulation (full mouth extractions)
what is mucocele?
excess accumulation of saliva in SQ tissue surrounding a salivary gland
signalment of mucocele
GSD, poodles
etiology of mucocele
idiopathic
clinical signs for mucocele
large, painless swelling over salivary gland, dysphagia, dyspnea, blood-tinged saliva
Tx mucocele
aspiration of fluid, Sx drainage
malignant melanoma
appear as dome shaped black/brown lesions
squamous cell carcinoma
ulcerative, erosive lesions
papillomas
pale colored, cauliflower like growths
epulides
occur in gingiva near incisors
signalment for oral neoplasia
older dogs and cats
clinical signs of oral neoplasia
halitosis, hypersalivation, tooth loss, oral pain
Dx oral neoplasia
Bx, rule out metastasis
Tx oral neoplasia
wide excision, chemo, radiation, nutrition
prognosis of oral neoplasia
malignant: poor
benign: good
esophageal disease
megaesophagus, esophagitis, esophageal obstruction
esophagitis
inflammation of esophagus
etiology of esophagitis
physical trauma, gastroesophageal reflux, dry pilling
gastroesophageal reflux
reflux of gastric fluid into esophagus
clinical signs esophagitis
anorexia, dysphagia, excessive salivation, regurgitation
Dx esophagitis
endoscopy
Tx esophagitis
irritant substance: DILUTION
GER: dietary change, sucralfate, antacids
esophageal obstruction signalment
dogs more than cats
etiology of esophageal obstruction
bones, sticks, balls, toys
esophageal obstruction clinical signs
retching, exaggerated swallowing, anorexia, dysphagia
Dx esophageal obstruction
radiology, endoscopy
Tx esophageal obstruction
removal
etiology of gastroenteritis
acute dietary changes, infections, food allergies, toxins, foreign substances
clinical signs of gastroenteritis
anorexia, vomiting, dehydration, pain in cranial abdomen
Dx gastroenteritis
Hx diet changes, rads, CBC
Tx gastroenteritis
NPO 24-48 hrs, antiemetics, antibiotics
immune-mediated inflammatory bowel disease (IBD)
accumulation of inflammatory cells within lining of stomach and small intestines or large intestines
signalment of IBD
cats more than dogs
etiology of IBD
idiopathic
clinical signs of IBD
chronic vomiting, diarrhea, weight loss
Dx IBD
food trial, blood tests, intestinal Bx
Tx of IBD
dietary mod, antibiotics, immunosuppression therapy
etiology gastric ulcerations
NSAIDS, renal failure
signalment gastric ulcerations
any animal
clinical signs of gastric ulcerations
vomiting, anorexia, anemia, abdominal pain
Dx gastric ulcerations
endoscopy
Tx gastric ulcerations
treat dehydration, sucralfate, antacids
gastric dilatation-volvulus (GDV)
rapidly progressive, life threatening condition of dogs
etiology of GDV
a large meal +/- exercise causes stomach to dilate with food and gas, stomach flips known as volvulus
side effects of GDV
inadequate blood flow from heart to abdomen, loss of blood flow to lining of stomach, rupture of stomach wall, pressure on diaphragm prevents lungs from expanding, leads to shock
signs of shock
weakness, collapse, dullness, depression, loss of consciousness, pale mouth, lips and eyelids, cooling of skin, rapid but weak pulse, rapid breathing, fixed stare
clinical signs of GDV
anxious look, standing or stretching, drooling, distended abdomen, retching without product, collapse, recumbency, shock
secondary complications of GDV
hypoxia, cardiac arrhythmias, sloughing, toxins may increase, sepsis
Dx GDV
physical exam, abdominal rads (double bubble), CBC, CHEM, AU, ECG
Tx GDV
STABILIZATION: 2 IVs with shock dose IVF (crystalloids) 90 mg/kg
DECOMPRESSION: stomach tube, 18 g needle/catheter
SX INTERVENTION: gastropexy
Sx for GDV
de-rotation of stomach, partial removal of stomach or spleen if necessary, gastropexy
GDV prevention
gastropexy, feeding smaller meals, restrict exercise after eating
signalment for GI neoplasia
dogs: 6-9 yr
cats: 10-12 yr
etiology for GI neoplasia
have not been identified
most common neoplasia in dogs
adenocarcinoma
most common neoplasia in cats
lymphoma
adenocarcinomas typically metastasize to
lymph nodes, lungs and liver
2 types of feline lymphoma
a low-grade kind and more aggressive kind
clinical signs of GI neoplasia
vomiting, diarrhea, anorexia, weightloss
Dx GI neoplasia
contrast rads, ultrasound, endoscopy, laparotomy, Bx, hypercalcemia
Tx GI neoplasia
Sx od tumor, chemo
Px GI neoplasia
long term use of chemo makes PX poor
allergic reactions are most commonly associated with
protein sources
The most common causes of food, allergies/intolerance in dogs are
Beef, milk, products, and wheat
most common causes of food, allergies and food intolerance in cats are
Beef, milk, products, and fish
etiologies of dietary intolerance
unknown inflammation infection surgery medication
signalment for dietary intolerance
Dogs: west, highland, white terriers, cocker spaniels, and Irish setters
cats: Siamese
Tx dietary intolerance
strict feeding trial for at least six weeks
acute hemorrhagic diarrhea syndrome
an acute disorder characterized by vomiting and bloody diarrhea, occurring suddenly with no warning
clinical signs of AHDS
painful, abdomen, decreased appetite, lethargy fatigue, fever
intussusception
condition, which one segment of the intestine telescopes into the lumen of an adjacent segment of intestine
causes of intussusception
intestinal, parasites, protozoal, or bacterial, foreign bodies, abrupt, dietary changes, intestinal masses, surgical procedure on intestines, increased motility intestibes
clinical signs of intussusception
episodes of diarrhea or vomiting, small volumes of bloody, diarrhea, abdominal pain, or palpable abdominal mass
diagnosis of intussusception
rads will show pattern of intestinal obstruction with gas, barium contrast study, ultrasound, exam
Tx intussuscep
surgical correction, intestinal resection
megacolon
distention and lack of motility of the colon maybe congenital or acquired
etiology of megacolon
idiopathic/congenital pelvic injury chronic constipation
signalment for mega
cats 5 to 9 years old
clinical signs of megacolon
Abdominal discomfort, decreased appetite, lethargy, tenesmus
Dx megacolon
physical exam, rads reveal full colon
Tx megacolon
med management, IVF, enemas, lactulose, cispride, dietary change
Px megacolon
good
perianal fistula
infection of perianal region there are 1 of more draining tracts present
Signalment for perianal fistula
GSD, intact dogs iver 7
Tx of perianal fistula
ointments, topical tacrolimus, hyperallergic diet, cryotherapy, antibiotics
cholangitis
most common acquired inflammatory liver disease in domestic cats (rare in dogs)
clinical signs of cholangitis
anorexia, vomiting, diarrhea, lethargy, PU/PD, fever, abd pain
Dx cholangitis
CBC/CHEM/UA, ultrasound
Tx cholangitis
hospitalization, IVF, anti-inflammatory drugs, antibiotics, antiemetics
feline hepatic lipidosis (fatty liver)
excessive accumulation of lipids in the liver, which interfere with normal function
etiology of FHL
over conditioned cats, pancreatitis, IBD, moving to a new house
clinical signs of FHL
anorexia, weight loss, jaundice
Dx FHL
CBC/CHEM reveal elevated ALT, ALKP, T. bili
Tx FHL
hosp. with IVF 7-10 days, nutritional support
portosystemic shunt
Abnormal connection, persists, or forms between to portal vein or one of its branches in another van, allowing blood to bypass or shunt around the liver
what causes portosystemic shunt?
birth defect, multiple small shunts
clinical signs of portosystemic shunt
stunted growth, poor muscle development, abnormal behaviors, PU/PD, vomiting, and diarrhea
signalment for portosystemic shunt
Yorkshire terriers old English sheep dogs, Irish wolfhounds beagles, cairn terriers
Dx portosystemic shunt
CBC/CHEM, bile acids test, imaging
Tx for portosystemic shunt
special diets and medications, fluids, blood sugar stabilization, lactulose, antibiotics
functions of pancreas
small light, pink, glandular, organ, nestled under the stomach, produces enzymes we used to digest our food
enzymes for food digestion
Amylase to digest starches, lipase to digest fats, and trypsin to digest proteins
exocrine pancreatic insufficiency
caused by insufficient synthesis and secretion of digestive enzymes by the exocrine portion of the
signalmeng of EPI
GSD, rough coated collies, eurasians
clinical signs of EPI
polyphagia, weight loss, diarrhea, feces pale and loose
Tx EPI
supplement with pancreatic enzymes, cobalamine supplement, low fat diet
pancreatitis
inflammation if pancreas due to activation of enzymes within the fland causing it to digest itself
signalment of pancreatitis
dogs and cats, middle aged to older female dogs, poodles, cockers, minu schnauzer
etiology of pancreatitis
obesity, elevated lipids in blood, fatty meal, steroids
clinical signs of pancreatitis
vomiting, anorexia, depression, dehydration, diarrhea, abd pain
Dx of pancreatitis
CBC/CHEM (luekocytes elevated amylase/lipase)
Tx pancreatitis
hospitalization, IV fluids, meds, low fat diet
Px pancreatitis
life threatening condition so Px is poor