Vasculitis Pathophys Flashcards

1
Q

Polyarteritis Nodosum is a vasculitis of what size vessels

A

Medium mostly. Spares the Large elastic arteries like the aorta and also spares small vessels such as arterioles, venules, capillaries.

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2
Q

Does PAN cause Glomerulonephritis

A

Nope…SO no RBC casts in the urine

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3
Q

What disease predisposes to PAN in 30% of pts

A

Hepatitis B

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4
Q

What is the cousing of Polyarteritis Nodosum that affects very small vessels?

A

Microscopic polyangittis

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5
Q

Polyarteritis tends to affect which sex

A

Male (2:1)

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6
Q

What is one symptom that should automatically make you think PAN

A

Peripheral neuropathy….thes patients may have involvement of the peroneal, tibial, ulnar, or radial nerve). Sensory dysthesias may dominate the clinical picture. WRIST DROP OR FOOT DROP

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7
Q

What are some other clinical signs and symptoms of Polyarteritis Nodosum

A

Kidney involvement, GI involvement, cardiac,

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8
Q

What ORgan system does PAN spare

A

THE LUNGS!!!!

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9
Q

Diagnosis of PAN

A

biopsy

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10
Q

What will you see on PAN biopsy

A

Fibrinoid Necrosis!

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11
Q

Treatment plan for PAN?

A

Treat the underlying Hep B if it exists
Also treat with steroids and cytotoxic agents.
THey will probably die

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12
Q

What makes Microscopic polyangitis different from PAN

A

It affects very small vessels
It DOES cause Glomerulonephritis
It DOES cause lung involvement
ANd it is way more common than PAN

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13
Q

Granulmoas associated with PAN or Microscopic Poly

A

Trick question, NEither

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14
Q

Is microscopic polyangiitis associated with anti-nbeutrophil antibodies>?

A

Yeah… P-ANCA

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15
Q

Granulomatosis with polyangiitis definition?

A

Focal necrotizing vasculitis of medium and small vessels

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16
Q

What is teh prototypical Pauci Immune vasculitis?

A

Granulomatosis with Polyangiitis

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17
Q

Classic triad of P w/G

A

ELK (ENT, Lung, Kidney)

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18
Q

Other Pw/G signs and symptoms

A

Systemic like fever, wt loss, malaise

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19
Q

Describe the ELK signs

A

E: Nasal ulcerations, mucosal ulcerations, saddle nose

L: Pulmonary infiltrates and nodules

K: Glomerulonephritis

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20
Q

SADDLE NOSE=

21
Q

Allergic Granulomatosis with polyangitis is also called

A

Henoch Schonlein Purpura

22
Q

HSP genearlly follows

A

exposure to a specific drug

23
Q

HSP is more common in?

24
Q

IgA is high in what disease?

25
HSP tetrad
Purpura, arthritis, abdominal pain, Glomerulonephritis (PAAG)
26
Skin involvement in HSP is usually where?
Lower extremities and buttocks
27
PAAG tetrad of HSP broken down
Purpura, Arthritis, Abdominal Pain, Glomerulonephritis
28
HSP prognosis
GOOD! usually just goes away
29
Buerger's disease usually affects what first
vascular supply to the lower limbs
30
Signs and symptoms of Buerger's
Bilateral pain and ischemia in the lower limbs, though upper extremities may be affected first in the cold
31
Cogan's Syndrome?
rare form of vasculitis in young adults presented with red and painful eyes.
32
Susac's syndrome
Rare as shit. Presents with onset of hearing loss with encephalopathy and branch retinal occlusions
33
Cryoglobulinemic Vasculitis?
Palpable purpura with ulcers, Neuropathy, Raynaud's, Digital Ischemia, Secondary Sjogrens
34
Allergic Granulomatosis with Polyangiitis is also called
Churg Strauss syndrome
35
Churg Strauss syndrome and glomerulonephritis
yes...remember, it is just allergic P w/G and P w/ G involves glomerulonephropathy
36
Is churg Strauss associateed with granuloma formation
DUh. It is just allergic P W/ G.
37
What antibody is Churg Strauss associated with
P- anca
38
Two big symptoms to connect Churg Strauss with?
Asthma and Eosinophilia Especially eosinophilia of teh urinary tract or prostate
39
Giant Cell arteritis Definition
Necrotizing inflammation of the large sized arteries originating from the arch of the aorta
40
Is Giant cell arteritis associated with granulomas?
YUP
41
Is it associated with glomerulonephritis?
Nopw
42
What is polymyalgia rheumatic and what is it associated with?
a clinical syndrome characterized by AM stiffness, pain in the pelvic girdle, shoulder. It is sometimes associated with Temporal arteritis. May also lead to Giant Cell temporal arteritisTa
43
Takayasu's arteritis definition
Necrotizing inflammation of large arteries with involvement of the aortic arch and its branches
44
Granulomas?
check
45
Glomerulonephritis in Takaysu
Nope
46
Who does Takayasu's arteritis usuallly affect?
Girls and young women of asian descent
47
Clinical manifestations of Takaysu?
Renal involvement, GI involvement (nausea, diarrhea, ischemic bowel disease), Cardiac symptoms with angina pectoris, musculoskeletal
48
Bechet's Disease
Look at Kenny's sheet