Spleen Flashcards

1
Q

Fleming
Small vs. Large dogs with hemoperitoneum
VetSurg 2018

A

Splenic hemorrhage
43% small
61% large

Small dogs Hemorrhage

spleen: Small < Large
liver: Small > Large
another: Small > Large

HSA associated with splenic hemorrhage
Large > Small

cut off 20 kg

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2
Q

Story
Small breed dogs splenic HSA
VetSurg 2020

A

MST
~small 116d
~large 97d
*metastatic disease decreased survival time

Survival time of surgery and chemo
~small 207d
~large 139d
*administration of chem increased survival time in small breed

DFI
~small 446d
~large 80d
*dog size significant

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3
Q

Sirochman
Bipolar sealing device in splenectomy
VetSurg 2020

A

Short term mortality 11%
7% died prior to discharge
3% died prior to suture removal

Prior to discharge associated with
~administartion of blood
~increased duration of anesthesia
~intra-op V-tach

Prior to suture removal associated with
~administration of blood

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4
Q

Schick
HSA prediction model
JVECC 2019

A

Bodyweight
Total Solids
Plt Count
Thoracic Radiographs

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5
Q

Clarke
Utility of liver biopsy in splenectomy
JSAP 2020

A

Abnormalities noted in
normal-appearing liver 3%
abnormal appearing liver 29%

Haemoabdomen associated with an increased likelihood of liver neoplasia on biopsy at the time of splenectomy.

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6
Q

Corbin
Splenomegaly in small breed
JAVMA 2017

A

less than 16 kg
~50/50 malignant

HSA 67% of malignancies

WHWT more likely to have neoplasia

Malignancy & Hemoabdomen
= decreased survival time

Malignancy is not associated with hemoperitoneum

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7
Q

Phipps
TEG and splenectomy
JAVMA 2020

A

Thrombocytosis and TEG suggestive of hypercoagulopathy increased from day 2 after surgery until at least 2 weeks PO

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8
Q

Masyr
Prognosis HSA
JAVMA 2021

A

Thrombocytopenia negative associated with
~Progression Free Interval
~Overall ST

Stage 3 HSA negative associated with
~Progression Free Interval
~Overall ST

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9
Q

Burgess
Calculator for splenic mass malignancy
JAVMA 2021

A
~Serum TP
~Presence of > 2 nRBC/100 WBC
~AUS splenic mass diameter
~# liver nodules 0, 1, >2
~Presence of multiple splenic masses
~splenic mass inhomogeneity
~abdoimnal effusion
~mesenteric, omental, peritoneal nodules
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10
Q

Spleen difference in dogs and cats

A

Dogs: sinusoidal

Cats: nonsinusoidal

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11
Q

Causes of localized splenomegaly

A
~Nodular hyperplasia
~Pseudotumor
~Hemangioma
~Hamartoma
~Abscess
~Cysts
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