Transplant surgery Flashcards

(31 cards)

1
Q

Liver MELD cutoff?

A

> 20

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2
Q

when to consider TIPS instead of transplant?

A

MELD <18

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3
Q

post op complications of liver transplant?

A

thrombosis, PV thrombosis, Leak, graft failure

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4
Q

post op labs to monitor in liver transplant?

A

bilirubin, lactate, transaminases

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5
Q

Lab value to be elevated if concerned for rejection?

A

lactate

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6
Q

Hepatic artery thrombosis post transplant management? 2nd line? 3rd?

A

perc angio with stent/thrombectomy/retransplant

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7
Q

absolute CI to donor heart?

A

MI, CAD, hypokinesis, ventricular arrythmia, CO poisoning, metastatic CA

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8
Q

CI to heart retransplantation?

A

ECMO bridge

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9
Q

Post transplant lymphoproliferative disease?

A

B cell lymphoma induced by EBV- will have increased LDH and monoclonal spike, PET positive

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10
Q

prevention of CMV with donor CMV positive?

A

tx with ganciclovir and CMV Ig

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11
Q

immediate complications post LT?

A

PGD, volume overload, anastomotic issues

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12
Q

PGD timing?

A

hours to 3 days

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13
Q

MOA of PGD?

A

ischemia reperfusion

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14
Q

PGD sx?

A

new infiltrates, decreased complaince, inc PVR, poor gas exchange

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15
Q

tx for PGD?

A

diuretics LPV, possible ECMO

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16
Q

oncologic CI to transplant?

A

history of melanoma or active malignancy

17
Q

post pneumonectomy BP fistula mgmt?

A

if acute and large >5mm needs reexploration

chornic ones with empyema consider OWT

if small consider bronchoscopic interventions

if after lobectomy consider a pneumonectomy

18
Q

C4D staining seen in what? tx?

A

ab mediated rejection, IVIG

19
Q

post transplant lymphoproliferative disorder? tx?

A

HSM, fever, generalized lymphadenopathy caused by EBV

reduce immunosuppression and give rituximab

20
Q

CMV infection post transplant presentation?

A

diarrhea and hepatits

21
Q

polyoma BK virus presentation?

A

increased Cr, interstitial nephritis

22
Q

post lung transplant with new stroke and infiltrates?

A

pulmonary vein thrombosis

23
Q

treatment for pulmonary vein thrombosis?

A

AC or thrombolysis

24
Q

MC complication in iniital post op lung transplant period?

25
Hyperacute AMR timing?
in first 24h
26
MOA of hyperacute AMR?
patients have preformed ab that develop donor specific ab
27
anastomotic dehiscence post LT is most commonly caused by what?
ischemia
28
management of anastamotic dehiscense?
bronch first- watch and abx then can move to stent still no recovery think about reexploration
29
risk factors for LT PGD?
smoking, obesity, preop sarcoid, PAH, use of cardiopulmonary bypass
30
acute cellular rejection timing post transplant?
2-12 weeks
31
tx for hyperacute AMR?
pharesis, steroids, IVIG, rituxan