6. Indications and types of operations Flashcards

1
Q

Indications

A

Absolute - Vital, urgent, semi-urgent, elective (planned)

Relative

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2
Q

Steps of a surgery

A
  1. Insicion
  2. Opening
  3. Exploration
  4. Substantive operation
  5. Anastomosis and wound revision
  6. Hemostasis
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3
Q

Bleeding risk: physical exam

A

Look for petechiae, ecchymoses, spleno-, hepatomegaly and haematomas.

Petechiae = platelet disorders
Haematomas = coagulation disorders
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4
Q

Bleeding risk: lab tests

A

Platelet count: 150 - 400 G/l
INR: should be around 1 (08-1,2)
aPTT

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5
Q

Bleeding risk: Congenital bleeding disorders

A

von Willebrands disease

Haemophilia

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6
Q

Bleeding risk: Aquired bleeding disorders

A
Advanced liver disease 
Drugs 
Aquired thrombocytopenia
Uraemia 
DIC
Primary/secondary fibrinolysis
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7
Q

Bleeding risk: types of bleeding

A

venous, arterial, capillary

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8
Q

Surgical techniques in haemostasis

A

Regular business:

Ligation
Suture ligation / stick tie / figure of eight suture
Clips

Sci-fi shit:

Electrocautery
Monopolar diathermy
Bipolar diathermy

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9
Q

Types of drainage

A
  • Rubber bands: used in small wounds
  • Penrose/capillary drains: used in large wounds and body cavities
  • Open drainage: fluid is drained into the dressing
  • Semi-closed drainage: colostomy bags
  • Closed drainage: Redon drain
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10
Q

The most common types of surgeries

A

Amputation
Anastomosis

Bypass

Enterostomy
Enucleation (removal of capsulated organs)
Excochleation (tissue removal with spoon)
Extirpation (removal of full organ)
Excision

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