vasculitis part 2 Flashcards

1
Q

what is wegner’s granulomatosis triad

(granulomatosis with polyangitis) ?

A

systemic necrotising vasculitis affecting :
upper airway
lungs
kidneys ( pauci immune )

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2
Q

what serology would we find in wegners granulomatosis ?

A

cANCA which is the same as anti PR3

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3
Q

what is the criteria for the diagnosis of wegners granulomatosis (granulomatosis with polyangitis) ?

A

nasal/oral inflammation ( saddle shaped nose )
abnormal chest radiograph
microhematuria
biopsy

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4
Q

what does the renal affection in wegners granulomatosis look like ?

A
asymptomatic hematuria ( FSGN)
RPGN
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5
Q

what is the triad of Churg strauss syndrome ( eosinophilic granulomatosis with polyangitis ) ?

A

asthma
eosinophilia
systemic vasculitis involving more than 2 extra pulmonary organs

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6
Q

how is a diagnosis of churg strauss syndrome made ?

A

asthma
eosinophilia
mononeuropathy - mononeuritis multiplex
non-fixed pulm infiltrates
paranasal sinus abnormality
biopsy containing extravascular eosinophils

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7
Q

what type of vessels does microscopic polyangitis affect ?

A

small vessels

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8
Q

what does the serology in microscopic polyangitis show ?

A

pANCA positive ( anti MPO )

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9
Q

what is the most common vasculitis inn adults ?

A

giant cell arterteritis

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10
Q

what is the most common type of vasculitis in children ?

A

henoch-schonlein purpura

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11
Q

what is henoch-schonlein purpra often preceded by ?

A

upper respiratory tract infection

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12
Q

what are the commonm clinical features of henoch-schonlen purpra ?

A

symmetrical purpra on the buttocks
GI- colics melena haemetemesis
Joints - arthritis/arthralgia
renal- hematuria, proteinuria

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13
Q

what is the other name for henoch-schonlen purpra ?

A

IgA vasculitis

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14
Q

what would we find on biopsy of HSP ?

A

perivascular IgA deposition

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15
Q

what is the management of HSP ?

A

usually self limiting
supportive therapy
corticosteroids , immunosuppressive
plasma exchange in severe cases

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16
Q

what is the clinical presentation of essential mixed cryoglobulinemia ?

A
palpable purpra 
arthritis/arthralgia 
weakness 
peripheral neuropathy 
subclinical alveolitis 
Low C4
17
Q

what is the management for essential mixed cryoglobulinemia ?

A

treat the underlying condition
immunosuppression
plasma exchange

18
Q

what is the triad of Behcets ?

A

recurrent oral ulcers
genital ulcers
uveitis
pathergy

19
Q

what can Behcets be difficult to differentiate from ?

A

IBD

20
Q

what is the genetic association with Behcet?

A

HLA-B51

21
Q

what is the management of Behcets ?

A

corticosteroids
colchicine
immunosuppressants
thalidomide

22
Q

which drug could induce vasculitis ?

A

amphetamine

23
Q

what are the pulmonary manifestations of wegners granulomatosis ?

A

pulmonary nodules
pulmonary vasculitis
pulmonary haemorrhage

24
Q

what is the clinical presentation of wegners granulomatosis ?

A

granulomatosis with polyangitis.
chronic sinusitis
saddle shaped nose
epistaxis
hemoptysis
pleuritis
hematuria
proteinuria

25
Q

what are the types of cryoglobullinaemia ?

A

type I - monoclonal Ig
Type II - monoclonal with polyclonal IgG
Type III - mixed polyclonal

26
Q

what infections could cause vasculitis ?

A

meningococcal septicemia

27
Q

what is mucocutaneous lymph node syndrome ?

A

kawasaki vasculitis
( CREAM )

28
Q

what is the Relationship between vessel size and response to treatment ?

A

large vessels respond very well to steroids
small/medium vessels respond very well to cyclophosphamide and steroids