Week 2: Pathologie van afstoting Flashcards

KOW Transplantatiegeneeskunde T6 - Week 2

1
Q

Banff classificatie

A

Minimum 7 glomeruli, 2 arteriën

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2
Q

Categorie 2 Banff

A

Antilichaam gemedieerde rejectie (AMR)

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3
Q

Categorie 4 Banff

A

T-cel gemedieerde rejectie (TCMR)

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4
Q

3 typen TCMR

A
  • I: Tubulitis
  • II: Endarteritis
  • III: Fibrinoïde necrose
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5
Q

2 vormen van Tubulitis (type I TCMR)

A

(1) Virale infectie:
- Polyoma (BK nefropathie, virale kern epitheliale cellen en plasmacellen)
- CMV (virale kern epitheliale cellen)
(2) IF/TA, NOS: tubulitis van atrofische tubuli

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6
Q

3 criteria voor AMR (Banff type 2)

A

(1) Histologie: acute weefselschade –> Microvasculaire inflammatie positief (MVI+)
(2) Antilichaam interactie met endotheel (C4d + PTCs, C4d+)
(3) Serologie: anti-HLA antilichamen (DSA+)

–> MVI+ en C4d+ en DSA+ => actieve ABMR

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7
Q

Type cellen bij AMR

A

Neutrofiele granulocyten en monocyten

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8
Q

Type cellen bij TCMR

A

T-cellen / Lymfocyten

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9
Q

Categorie 3 Banff

A

Borderline = beperkt aantal tubuli is aangedaan, vorm van tubulo-interstitieel

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