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What is the proper way to handle vaccines?
Refrigerate, do not combine unless manufactured to be mixed together.
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What are 2 things that can interfere with vaccination?
Maternal interference and immune suppression
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Antigen
A substance (usually a protein) foreign to the body.
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Antibody
Immunoglobulins. B lymphocytes encounter antigen and are activated, some produce antibodies and others become memory cells.
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IgG
Most abundant antibodies. Found in fluids and tissues.
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IgA
Antibody. Found in mm and mammary glands.
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IgM
Antibody. First responder. Found in bodily fluids.
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IgE
Antibody. Allergic reactions.
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Modified Live Vaccines
A live virus or bacteria that replicates within the animal and stimulates the humoral immune response. There are several types such as attenuated, fully virulent, heterologous, and recombinant.
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Killed Vaccines
Dead pathogen or pieces that stimulate an immune response. Often mixed with adjuvant (irritant) which helps attract the attention of the immune system.
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DHPP or DA2PP
- Distemper, Hepatitis or adenovirus, Parvovirus, Parainfluenza.
- +/- coronavirus and leptospirosis
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DHPP or DA2PP timing
1st vaccine at 6-8 weeks. Booster every 3-4 weeks until 16 weeks old. Then every 1-3 years.
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Canine Distemper
Highly contagious. Transmission occurs by aerosol, body fluids, direct contact, oral ingestion.
Susceptible to heat and UV light. Remains viable in cold conditions.
Wild animals are susceptible and can act as a reservoir.
Resembles measles antigenically.
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Sign of Canine Distemper
- Transient fever
- Leukopenia
- Respiratory signs: conjunctivitis, nasal d/c, cough
- GI signs: anorexia, vomiting, diarrhea, dehydration
- Secondary bacterial infections
- Skin rash
- Hyperkeratotic (hard) foot pads
- Encephalitis: seizures, ataxia, blindness
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Treatment of Canine Distemper
- Guarded prognosis
- Antibiotics to combat secondary infections
- IV fluids
- Nutrition
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Canine Distemper Vaccine
- Modified Live
- Rare to see disease where vaccination is common
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Infectious Canine Hepatitis
- Canine Adenovirus Type 1 and 2
- Type 1 causes the disease and type 2 is used in the vaccine
- Oronasal route of entry
- Passed in all body secretions
- Infects kidney, liver and eyes
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Signs of Canine Infectious Hepatitis
- Fever
- Lethargy
- Leukopenia
- Liver disease/failure
- Bleeding problems
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Treatment of Canine Infectious Hepatitis
- Treatment is supportive and symptomatic
- Vaccine: MLV CAV-2. Safe and effective.
- Disease is rare where vaccination is common.
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Leptospirosis
- Spirochete: Long spiral shaped bacteria.
- Many different strains
- ZOONOTIC!
- Spread via urine in water, soil and feed
- Wildlife and farm animals are more at risk
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Signs of Leptospirosis
- Fever
- Anorexia
- Vomiting
- Hematuria and petechial hemorrhagesLiver and kidney failure
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Leptospirosis Treatment
- Antibiotics
- Supprotive care
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Leptospirosis Vaccine
- Provides a variable duration of protection
- Does not protect against all types
- High incidence of vaccine reactions
- Necessity depends on environment and lifestyle
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Parvo Virus
- Common viral disease in dogs
- Discovered in 1978 and has mutated several times since
- Extremely resistant: can live in the environment for several years. Bleach and some disinfectants will kill it.
- Trasmitted via feces and fomites
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Parvo Signs
- Lethargy
- +/- fever
- Leukopenia
- Severe bloody diarrhea with a distinct smell
- Vomiting, anorexia and dehydration
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Diagnosis of Parvo Virus
- Leukopenia is supportive if the diagnosis
- ELISA test
- Electron microscope testing
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Treatment of Parvo
- Fluids, electrolytes, and dextrose
- Antibiotics to combat secondary bacterial infections
- Antiemetics
- Plasma to maintian BP and replace proteins lost in diarrhea
- Parental nutrition
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Parvo Vaccine
- Safe and effective but not 100%
- Part of distemper vaccine
- Puppies are more susceptable than adult dogs
- Higher incidence in Rottweilers and Dobermans
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Coronavirus
- Viral disease
- Causes mild gastroenteritis
- Not as serious as Parvo
- Supportive care only
- Vaccine can be a part of distemper combo
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Core Canine Vaccines
- Distemper
- Adenovirus 2 (hepatitis)
- Parainfluenza
- Parvovirus
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Infectious Tracheobronchitis
- Kennel Cough
- Can range from self-limiting to severe pneumonia
- Caused by parainfluenza virus or boredetella bacteria
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Canine Parainfluenza
- Virus
- part of canine cough complex
- transmitted via aerosol
- Signs: spasmatic cough, +/- fever
- Can recover on their own
- Treatment: cough suppressant, +/- antibiotics
- Effective vaccine
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Bordetella bronchiseptica
- Bacterium
- part of canine cough complex
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Bordetella Transmission
- Direct contact
- Aerosol
- Fomites and human hands
- Premesis
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Bordetella Signs
- Dry, harsh cough
- Retching and gagging
- +/- fever
Diagnosis is based on exposure history and exam findings.
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Bordetella Treatment
- Antibiotics
- Rest and no dog contact
- +/- cough suppressants
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Bordetella Vaccine
- Bordetella bronchiseptica Parainfluenza-3
- Intranasal
- Duration is 6 months or 1 year
- SQ requires 3 week booster
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Borellia burgdorferi
- Lyme disease
- Spirochete bacteria
- Vector: Ixodes (deer tick)
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Signs of Lyme Disease
- Symptoms are caused by the immune response to bacteria.
- Early: fever, painful and swollen joints
- If Untreated: kidney, heart, brain disease
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Lyme Disease Diagnosis
- ELISA antibody test
- Idexx 3 DX
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Lyme Disease Treatment
- Antibiotics: (doxy) for 4 weeks
- Improvement is usually seen within 3 days of therapy
- Anti-inflammatory meds for pain
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Lyme Disease Vaccine
- As early as 12 weeks
- Booster in 3-4 weeks
- Annual boosters
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Rabies
- Endemic zoonotic disease
- Viral disease of mammals
- Fatal
- Mammals differ in susceptibility: dogs, cats and farm animals show predictable illness. Skunks and bats can carry for long periods of time, rodents do not get or transmit rabies.
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Signs of Rabies
- Change in behavior: furious and dumb rabies
- Paralysis: muscles involved in swallowing which leads to excessive salivation.
- Death: Once the disease reaches peripheral nerves and symptoms appear it is fatal.
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Diagnosis of Rabies
- IFA test: exam of the brain for virus particles
- Brain must be intact
- Brain can not be decomposed
- Do not freeze
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Rabies Vaccine
- First given at 12-16 weeks
- Booster in one year and give every 1-3 years
- Depends on the vaccine used and local laws
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FVRCP
- Combined Vaccine
- Panleukopenia, Calicivirus, Herpesvirus
- First vaccine given 6-8 weeks
- Booster every 3-4 weeks until 12 weeks old
- Booster every 1-3 years
Combo Add-ons: Chlamydia
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Panleukopenia
- "Feline Distemper"
- A parvovirus
- Shed in urine, feces, nasal secretions and blood (via fleas)
- Stable - persistant in the environment
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Panleukopenia Signs
- Fever
- Anorexia
- Leukopenia
- Depression
- Vomiting/diarrhea
- Dehydration
- In utero infection causes cerebellar hypoplasia in kittens - Dr. Wagners cats. This can be caused by modified live virus vaccine or disease due to exposure of pregnant queen
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Panleukopenia
- 50-90% mortality
- Destroys WBCs
- Attacks gut mucosa
- Effects developing cerebellum and retina
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Panleukopenia Treatment
- Supportive
- IV fluids
- Symptomatic
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Panleukopenia Vaccine
- Safe and effective
- Part of FVRCP combo
- Do not vaccinate pregnant queens
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Feline Upper Respiratory Infection (URI)
- Highly contageous disease
- Caused by: herpes virus, calicivirus, bordetella, chlamydia
- Transmission via aerosol, direct contact, fomites
- Cats can become carriers and signs can reoccur
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Feline URI signs
- Fever
- Sneezing
- Ocular and nasal discharge
- Conjunctivitis
- Anorexia
- Cough (rare)
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Feline URI Treatment
- Supportive
- Keep face and nostrils clean
- Fluids
- Nutrition
- Antibiotics (for secondary bacterial infections)
- Oral Lysine (Interferes with virus replication)
- +/- antivirals/Interferon for extreme cases
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Feline Rhinotracheitis
A herpes virus
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Feline Calicivirus
Spots on tongue
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Chlamydia psittaci (or Chlamydia felis) "Pneumonitis"
- Bacterial
- Infects conjunctiva - scrapings my show inclusion bodies
- May start unilateral - become bilateral
- Usually mild unless infections includes URI viruses
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Panleukopenia/URI Combo Vaccination Schedule
- Core: panleukopenia, rhinotracheitis, and calicivirus
- Kittens: 8-12-16 weeks
- Booster at 1-3 year intervals
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Feline Leukemia Virus - FeLV
- Transmission: In utero, direct contact with body fluids
- It is possible for cats to clear the infections after initial exposure. Re-test in 8 weeks
- Easily killed with disinfectants and drying
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Feline Leukemia - 3 types
- Immunosuppression: Unable to fight off disease, immunosuppressed kittens
- Neoplastic Disease: Solid tumors of kidney, gut, lymph nodes, etc. Cancer of blood cells (leukemia)
- Anemia
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FeLV Diagnosis
- ELISA
- IFA on blood or bone marrow smears (immuno-flourescent antibody)
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FeLV Therapy
- Usually not successful
- Treat secondary infections
- Chemotherapy for cancers
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FeLV vaccination schedule
- Test first
- Vaccinate in the distal left hind leg - can cause a sarcoma
- Vaccinate at-risk cats - outside
- Kittens and naive adults: first vaccination at 9 weeks or later
- Booster 3-4 weeks later
- Booster annually
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Feline Immunodeficiency Virus - FIV
- Similar to HIV
- Immunosuppression leads to cancers, infections like FeLV
- Primarily spread through saliva and infected bite wounds
- No specific treatment
- If complications are controlled can can live for years
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FIV test and vaccine
- Test for FIV is usually combined with FeLV (Idexx snap test)
- Vaccine for FIV is available but efficacy is questioned
- Vaccine with cause positive FIV test
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Feline Infectious Peritonitis
- Caused by a coronavirus
- Suspected to be froma mutation of a mild enteric coronavirus
- Fatal once symptomatic
- Greatest incidences is seen in catteries
- More common in young cats
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FIP Dry
- Inflammatory masses (granulations) seen on any organ
- Signs may be based on the organ involved
- Diagnosed by necropsy
- More chronic than wet form
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FIP Wet (effusive)
Often an acute accumulation of a proteinaceous, yellow to amber fluid in the thorax and/or abdomen
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FIP Signs
- Fever
- Anorexia
- Lethargy
- Weight Loss
- Lymphopenia
Signs are often related to form (wet or dry) and organ involved
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FIP Diagnosis
- Difficult in the living cat
- Cross reacts with other corona viruses so titer results inconclusive unless extremely high
- Analysis of abdominal or thoracic fluid (cytology)
- Biopsy/hisopath
- Other compatible signs and lab findings: total protein >7.8mg/dl, increased globulin, lymphopenia
- Diagnosis often made by necropsy
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FIP Treatment
- Can try steroids (pred) and supportive care (fluids and nutrition) in select cases.
- May get short-term remission
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FIP Vaccine
- Intranasal modified live virus
- Efficacy questioned
- Duration of immunity short
- FIP incidence low except in catteries
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Feline Rabies Vaccine
- Vaccinate SQ in RR leg
- First vaccine given 12-16 weeks of age
- Booster in 1 year
- Booster every 1-3 years depending on vaccine and local laws
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Healthy Liver Functions
- Stores and releases glucose
- Produces albumin
- Processes bilirubin
- Recycles bile acids
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What is a fomite?
Inanimate object that can transfer infectious material
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What is a nosocomial infection?
Infections contracted in a hospital or clinic setting
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What is an iatrogenic infection?
An infection caused by an invasive procedure
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What is the normal temperature range in a dog or cat?
100-102.5 F
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What is the normal respiratory range in a dog and cat?
10-30 rpm
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What is the normal pulse range in a dog?
70-130 bpm
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What is the normal pulse range in a cat?
110-180 bpm
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What are the 5 locations of the lymph nodes?
- 1. Mandibular
- 2. Prescapular
- 3. Popliteal
- 4. Axillary
- 5. Inguinal
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Ectropion
Outward rolling of eyelid
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Entropion
Inward rolling of eyelid
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Dyspnea
Difficulty breathing
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Tachycardia
Elevated heart rate
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Bradycardia
Slow heart rate
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Gestation in Dogs
Approximately 63 days
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Estrus cycle in cats
Seasonally polyestrus - photoperiod related, can go into heat every 2 weeks.
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Gestation period in cats
63 days
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Dog dentition
2(I 3/3, C 1/1, PM 4/4, M 2/3) = 42
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Cat dentition
2(I 3/3, C 1/1, PM 3/2, M 1/1) = 30
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2 ingredients necessary for a cat
Taurine and arachidonic acid
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6 basic components of food
- 1. Water
- 2. Fats
- 3. Protein
- 4. Carbohydrates
- 5. Ash and minerals
- 6. Vitamins
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Parenteral Nutrition
IV nutrition
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PEG tube
Percutaneous Endoscopic Gastrotomy. Used for long-term therapy.
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Perfusion
Volume in the IV space. Evaluated by MM color, CRT, HR, pulse quality, and rectal temp.
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Hydration
Volume in the intersitium. Evaluated by MM moistness, skin tenting, etc.
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Hydrostatic Pressure
Water pressure that pushes. If intravascular pressure is high fluid will move from IV space to IS space.
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Colloid Oncotic Pressure
Protein pressure that pulls.
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Rehydration
When fluid moves to interstitium to replenish a volume deficit.
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Edema
When an excessive volume of fluid moves to the interstitium.
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Third-Space shift
Quatities of water from the IV and IS space accumulating in the body cavity, Usually due to inflammation and increased vessel permeability.
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Signs of overhydration
- Restlessness
- tachycardia
- dyspnea
- chemosis
- increased lung sounds
- serous nasal discharge
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Isotonic fluids
- Electrolyte concentration similar to extracellular fluid.
- Fluid will distribute equally between all 3 fluid compartments.
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Hypotonic Fluids
- Less electrolytes than extracellular fluid.
- Fluid will move from IV space to IC and IS space.
- Increase volume of RBCs.
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Hypertonic Fluids
- Large quantities of NaCl.
- Pulls fluid from IS to IV space.
- Will shrink RBCs.
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Crystalloid Solutions
Solutions containing varying concentrations of electrolytes, water, +/- dextrose. Results in hypotonic, isotonic and hypertonic fluids. They are capable of passing through cell membranes and entering all body fluid compartments.
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Lactated Ringers Solution
- Crystalloid.
- Isotonic maintentence fluid.
- One of the most commonly used fluids in vet med.
- Contains less Na and Cl than replacement fluids.
- Contains high levels of Ca++, do not use with blood products.
- Contains lactate which is converted by the liver to bicarb.
- Indications: general rehydration or volume expansion.
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Normosol-R
- Crystalloid.
- Isotonic solution.
- No calcium.
- Usefull replacement solution especially in situations where Mg is required.
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0.9% NaCl
- Crystalloid.
- Isotonic maintentence fluid.
- Compatible with blood products.
- Not used in animals with heart disease or hypertension.
- Indications: volume expansion, Addison's disease, hyperkalemia, hypercalcemia.
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5% Dextrose Solution
- Crystalloid.
- Hypotonic fluid.
- Contains only dextrose in water.
- Never give SQ.
- Indications: sepsis, hypernatremia, carrier for drugs.
- Contraindications: patients at risk for ICP, acute neurological dysfunction, hypovolemic states, at risk for third-space fluid shifts, elevated BG.
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Colloidal Solutions
- Contains large molecular weight particles that are unable to cross capillary membranes and are confined to vascular spaces.
- Prevents edema by increasing colloid oncotic pull.
- Natural Colloids: Whole blood, Plasma, Packed RBC's.
- Synthetic Colloids: Hetastarch, Oxyglobin.
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Normal pH range of blood
7.35 - 7.45 (average is 7.4)
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PVC
Premature ventricular contraction
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Pneumothorax
Free air in the pleural cavity. Pressure from air in the chest makes breathing difficult.
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Hemothorax
Blood in the pleural cavity.
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Saddle thrombus
Blood clot lodged at the bifurcation of abdominal aorta to iliac artery.
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Shock
Can have multiple causes. Drop in blood pressure causing insufficient perfusion of blood to tissues, cellular hypoxia and death.
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Signs of Shock
- Injected MM
- Rapid CRT
- Tachycardia
- Increased pulse pressure
- Tachypnea
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Atalectasis
Collapse of alveoli in lungs.
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GDV
Gastric Dilitation Volvulus
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Apex
Most terminal portion of the tooth root.
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Cementum
Bony substance covering the roots that assist with holding the tooth in place.
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Crown
Portion of the tooth above the gumline.
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Dentin
Dense bone-like material underlying the enamel, makes up the bulk of the tooth.
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Enamel
Outer covering of the crown. Hardest substance in the body.
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Carnassial Teeth
Upper 4th premolar and lower 1st molar.
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Deciduous tooth pattern in dogs
2(I 3/3, C 1/1, PM 3/3) = 28
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Deciduous tooth pattern in cats
2(I 3/3, C 1/1, PM 3/2) = 26
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Anterior cross-bite
Normal occlusion except one or more of the incisors are misaligned.
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Posterior cross-bite
Maxillary premolars are ligual to the mandibular premolars or molars.
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Level bite
The incisors meet. Acceptable in cats, malocclusion in dogs.
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Brachynathism
Overshot jaw, the lower jaw is too short. May cause the canines and incisors to penetrate the hard palate.
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Prognathism
Undershot jaw, the lower jaw is too long. Seen in brachycephalic breeds.
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Wry mouth
Elongation of half of the jaw. A form of brachynathism or prognathism that affects only one side of the head.
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Abcess
Accumulation of purulent material.
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Buccal
Surface of the tooth toward the cheek.
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Calculus
Salivary minerals and plaque that have hardened on the tooth.
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Labial Surface
Surface of the tooth facing the lips.
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Lingual surface
Surface of the tooth (lower) facing the tongue.
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Mesial surface
Tooth surface facing toward the rostral midline.
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Palatal surface
Surface of the tooth (upper) facing the hard palate.
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Periodontal Probe
Used to measure gingival sulcus and gum recession.
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Dental explorer
Used to detect tooth abnormalities such as tooth resorption and pulp exposure due to fractures.
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Dental Scaler
Removed calculus supragingivally with pulling strokes away from the gumline. Hoe and Sickle.
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Dental Curette
Removes calculus subgingivally. Used for root planing. Gracey and Universal.
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Dental Elevator
Used to break down periodontal ligament for tooth extraction.
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