Immunopathology IV Flashcards

1
Q

kaposi sarcoma is associated with what type of herpes

A

HHV8

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2
Q

what does kaposi sarcoma look like

A

painful purple or brown cutaneous nodules

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3
Q

what types of drugs can you use to treat HIV

A

reverse transcriptase inhibitors
integrates inhibitors
protease inhibitors

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4
Q

amyloidosis

A

diverse group of disorders characterized by extracellular deposition and accumulation of abnormal misfolded protein material

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5
Q

what does amyloidosis look like under congo red

A

apple colored

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6
Q

what are the 2 components of amyloid

A

amyloid protein fibrils

pentagonal component

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7
Q

amyloid protein fibrils

A

have teh capacity to fold into a beta pleated sheet configuration with binding sites for Congo red

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8
Q

pentagonal component

A

glycoprotein related to normal serum protein

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9
Q

amyloid pathogensis

A

often systemic

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10
Q

how is amyloidosis calssified

A

distribution of amyloid deposites
prsence or absense of preexisting disease
chemical type of amyloid protein fibril

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11
Q

what is amyloid light chain type composed of

A

Ig light chains - often gamma

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12
Q

what type of amy,oid in most common

A

amyloid light chain type

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13
Q

what is the organ distribution of amyloid light chain type

A

generalized tends to involved heart, GI, peripheral nerves, skin and tongue

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14
Q

what does amyloid associated occur with

A

inflammatory or infectious states

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15
Q

what is amyuloid associated called

A

reactive or secondary

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16
Q

what is the distribution of amyloid associated

A

systemic, tends to inovled kidney, liver, spleen, lymph node, adrenal

17
Q

ATTR

A

automsomal dominate deposition of mutant form of transthyrem

18
Q

Abeta 2-microglobulin

A

deposition in synovium, joints, tendon sheaths,

19
Q

who does Abeta 2-microglobulin affect

A

long term dialysis pts with chronic renal failure

20
Q

Abeta

A

depended in cerebral boood vessels and plaque of pts with senal cerebral amyloiosis and alzheimers

21
Q

how do you diagnose amyloidosis

A

tissue biopsy

22
Q

what is the distribution of amyloid associated

A

systemic, tends to involved kidney, liver, spleen, lymph node, adrenal