Bologna CH146 Biopsy Flashcards Preview

Derm 2020 > Bologna CH146 Biopsy > Flashcards

Flashcards in Bologna CH146 Biopsy Deck (16)
Loading flashcards...
1
Q

Methods of haemostasis

A

Compression
Styptics : aluminium chloride hexahydrate or ferric subsulfate (though this can result in tattoo)
Absorbable haemostasis sponge (Gelfoam, Instat, Oxycel)
Electrocoagulation and heat cautery
Sutures

2
Q

Indications for second intention - in combination with primary closure in which the deepest portion is closed primarily

A

True

3
Q

Infected, necrotic or easily infected sites are not an indication for secondary intention

A

False, they are

4
Q

Sites under significant tension because of physical exercise or size of the wound , are an indication for second intention

A

True

5
Q

If Preferred by patient — simple no suture , normal activities , second intention is indicated

A

True

6
Q

List disadvantages of second intention healing

A

Sometimes prolonged healing time

Scarring any be depressed and angulated, or circular

7
Q

Horizontal mattress stitch is inappropriate on thinner skin such as the neck or dorsum of the hand

A

False — can be used in thinner skin

8
Q

There are no cutaneous or mucosal sites where a biopsy is contraindicated

A

True

9
Q

Horizontal mattress stitch has two points of entry in the skin

A

False four points

10
Q

Running stitches will reliably rectify minor misalignments of wound edges

A

False - can accentuate this

11
Q

Excision of lentigo maligna may require >5mm margins

A

True

12
Q

To minimise standing cone formation, each side of fusiform shape is 2-3 x as long as it is wide

A

False 3-4 times

13
Q

Excessive cutaneous tissue in base of wound at spices (compared to centre of wound) contribute to dog ear formation

A

True

14
Q

Many standing cones are small and can be repaired via a closure employing the rule of halves

A

True

15
Q

A discus excision can be performed as definitive treatment not as a biopsy

A

False, both

16
Q

Disc excision is an option chosen with healing by second intention is preferred of when desirable to remove tumour first then repair dog ears during the closure

A

True