Transfusion Medicine in Small Animal Practice

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AC/1327/15

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1. Which one of the following statements is CORRECT? *

1 point

Auto-antibodies are natural antibodies against non-self blood types

Allo-antibodies are natural antibodies against non-self blood types

Dogs have natural alloantibodies

Cats have natural autoantibodies

Cats do not have natural alloantibodies

2. Which one of the following statements is INCORRECT? *

1 point

DEA 1.1 is a haemagglutininDEA 1.1 is a haemagglutinin

DEA 1.1 can cause a Type I transfusion reaction in a sensitised patient

DEA 1.1 can cause a Type I transfusion reaction in any patient

DEA 1.1 occurs in approximately half the canine population

DEA 1.1 can be tested for

3. Which one of the following statements is INCORRECT? *

1 point

A patient can receive blood from different untyped donors in the first 5 days of treatment without causing a Type1transfusion reaction.

A Type I transfusion reaction may occur if mismatched blood is administered 3 days after a mismatched transfusion

A Type I transfusion reaction may occur if mismatched blood is administered 3 weeks after a mismatched transfusion

A Type I transfusion reaction will not occur after a mismatched first transfusion in a patient

A Type I transfusion reaction is an immunological reaction

4. Which one of the following statements relating to suitability of donors is INCORRECT? *

1 point

Canine blood donors should weigh >25 kg.

Dogs safely can donate 20ml/kg

Dogs and cats can safely donate 20ml/kg

Cats can safely donate 11ml/kg

Feline donors should weigh more than 4kg

5. Which one of the following statements relating to Plasma is INCORRECT? *

1 point

Plasma must be stored at -20°C minimum.

Fresh Frozen Plasma (FFP) is frozen within 6 hrs and is considered stable for 1 year

Frozen plasma (FP) is FFP 1-5 years old

FP supplemets albumin, macroglobulins as well as the majority of coagulation factors, including the Vit K dependent factors

FP is only useful to supplement albumin and some macroglobulins due to the lability of coagulation factors

6. Which one of the following is NOT a transfusion reaction? *

1 point

Delayed extravascular haemolysis

Hypocalaceamia

Hypothermia

Anaphylaxis

Pyrexia

7. Which one of the following statements relating to feline blood types is INCORRECT *

1 point

Cats have 3 main blood types Type A, B and AB

Cats have breed and geographical variations in their blood types

Domestic shorthair cats in SA can be considered to be type A in 97% of cases.

Persian cats and exotic shorthair cats are often type B

Siamese cats and oriental breeds are often Type B

8. Which one of the following statement relating to the collection and administration of feline blood is INCORRECT ? *

1 point

Feline blood must be collected into heparin at 1ml heparin 7-9 ml blood

Feline blood must be collected into citrate at 1ml citrate/7-9 ml blood

Feline blood must be infused fresh via a blood administration set

Feline blood can be infused fresh, directly via the collection syringe

Feline blood can be stored for 2 weeks

9. Which one of the following combinations will cause neonatal isoerythrolysis? *

1 point

Type A female mated to a type A male cat

Type B female mated to a type B male cat

Type A female Mated to a type B male cat

Type B female mated to a type A male cat

Type AB female mated to a type A male cat

10. Which one of the statements below is CORRECT: *

1 point

Thawed FFP becomes FP

The unit of blood should always be warmed up prior to administration

Plasma can the thawed at low heat in the microwave

Thawed plasma cannot be refrozen and must be used finished within 2 days

Packed red blood cells can be frozen for a longer lifespan

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