21

Question 1

when is excisional biopsy contraindicated

Answer 1

when histopathologic disease process of the mass in UNKNOWN

Question 2

needle core biopsy method

Answer 2

obtained percutaneously or openpneumatic vs spring filled vs manualsmallleast invasiveprone to crush

Question 3

disadvantages of needle core biopsy

Answer 3

small size/qualityprone to crushinaccurate tissue collectionhemorrhageseeding of tumor cells

Question 4

US guided liver biopsy recommendations

Answer 4

needle core biopsyat least 2 cm away from vascular structures33% get skeletal muscle

Question 5

reported lateral thermal damage in liver biopsy w harmonic scalpel

Answer 5

1.3 mm

Question 6

recommendations for endoscopic GI biopsy sample #

Answer 6

stomach 6-8SI 10-15LI 3-4

Question 7

T/Fendoscopic biopsy can ddx btwn inflm vs neoplasia in bowel of cat

Answer 7

FALSEcan NOT ddx btwn IBD vs LSA in catsneed full thickness biopsy

Question 8

target sampling of renal biopsies

Answer 8

CORTEX

Question 9

T/Frenal biopsy by novice endoscopist were superior to US guided biopsies

Answer 9

TRUEless artifactincr glomerulifewer inappropriate tissue samples

Question 10

major complication following renal biopsy

Answer 10

hemorrhage

Question 11

risk factors associated with open renal biopsy complications

Answer 11

agelow body weightsevere azotemia

Question 12

methods for bone biopsy

Answer 12

Jamshidi closed needle (smaller, lower diagnostic quality)Michelle Trephine (better quality, risk fx)

Question 13

methods of lung lobe biopsy

Answer 13

pre tied loop ligatures (2 cm biopsies obtained)TA staplerendoscopic staplers

Question 14

T/F harmonic scalpel use in spleen led to less hemorrhage when compared to standard techniques Vt Sx 2006 Barnes et al

Answer 14

FALSE incr inflam/fibrous CT in pancreas/spleendid NOT control hemorrhage from spleen as wellcoagulation necrosis evident in sample but diagnostic quality achieved