Autoimmune Diseases Flashcards
SLE (systemic lupus erythematosus) is associated with what type of autoantibodies?
“vast array”
What type of factors can cause someone to be more likely to develop SLE?
Family patterns, HLA-DQ
X chromosomes - females
UV light
HLA-DQ is associated with?
SLE
What immune mechanisms are involved with SLE?
- B cells and CD4+ T cells
2. Antigen-Antibody complex (Type III)
SLE has a tendency for what population?
Younger females
Physical exam finding for SLE?
Butterfly (Malar) rash on the face
Butterfly (malar) rash on the face is associated with?
SLE
What are some other symptoms of SLE?
Hemolytic - Anemia/Thrombocytopenia
Renal damage
Fatigue, Fever
Arthritis
Anemia, Renal damage, Arthritis, Fatigue, Fever?
SLE
Most common subtype of SLE?
Type IV (Diffuse Nephritis)
Are patients symptomatic and if so, list a few symptoms, with Diffuse Nephritis (IV)?
Yes - proteinuria, hematuria
What heart problem is associated with Diffuse Nephritis (IV)?
Libman-Sacks Endocarditis
What is Libman-Sacks Endocarditis?
- Heart condition associated with Diffuse Nephritis
= Fibrin deposits on the heart valves
– Not infective, but can embolize
What artery disease are those with Diffuse Nephritis likely to get?
Coronary A. Disease
What cell is usually seen with SLE?
L-E cell
- Neutrophil/Macrophage that has ingested nucleus of a damaged cell
What is an L-E cell?
Neutrophil/Macrophage that has ingested nucleus of a damaged cell
- Seen with SLE/Diffuse Nephritis
What do Glomeruli show with Diffuse Nephritis?
Proliferation of cells and immune complex deposits
2 types of SLE?
- Discoid Lupus Erythematosus
2. Drug-Induced Lupus Erythematosus
Symptoms with Discoid Lupus Erythematosus?
Discoid rash on the face/scalp
Discoid rash on the face/scalp
Discoid Lupus Erythematosus
What tests will be (+)/(-) with Discoid Lupus Erythematosus?
(+) ANA
(+) Immunoflourescence
(-) Anti-DS DNA
(+) ANA
(+) Immunofluorescence
(-) Anti-DS DNA
Discoid Lupus Erythematosus
Symptoms with Drug-Induced Lupus Erythematosus?
Discoid rash, joint aches, fever, hematologic disease
Symptoms with Drug-Induced Lupus Erythematosus?
Discoid rash, joint aches, fever, hematologic disease
What causes Drug-Induced Lupus Erythematosus?
Medications
- Stop the medications and it will resolve
What tests will be (+)/(-) with Drug-Induced Lupus Erythmatosus?
(+) ANA
(+) Immunofluorescence
(+) Anti-Histone Ab
(+) Anti-Histone Antibody indicates?
Drug-Induced Lupus Erythematosus
What occurs with Sjogren Syndrome?
Lacrimal and Salivary gland destruction
Lacrimal and Salivary gland destruction
Sjogren Syndrome
What cells are involved with Sjogren Syndrome and what will eventually result?
B and T cells cause inflammation and damage that will result in Fibrosis
Anti-RO/ss-B and Anti-La/ss-A indicate?
Sjogren Syndrome
Symptoms of Sjogren Syndrome?
Dry eye and Dry mouth with difficulty swallowing
Dry eye and dry mouth with trouble swallowing is seen with?
Sjogren Syndrome
Sjogren Syndrome causes dry mouth. What other things can be seen in the mouth?
Root caries
Smooth tongue with Candida yeast infection
What other diseases can Sjogren Syndrome cause?
Pulmonary fibrosis
Lymphoma
What is Systemic Sclerosis?
Fibrosis throughout the body, especially skin, GI, kidneys
Fibrosis throughout the body with collagen deposition?
Systemic Sclerosis
Main physical finding with Systemic Sclerosis?
Sclerodactyly
What can Sclerodactyly progress to?
Raynauds - necrotic fingers
Subtupe of Systemic Sclerosis?
CREST syndrome
Symptoms of CREST syndrome?
C - calcium deposits R - raynaud fingers E - esophageal dysfunction S - sclerodactyly T - telangiectasis
Telangiectasis
Red marks on skin
- Seen with CREST syndrome
Symptoms of CREST syndrome?
C - calcium deposits R - raynauds fingers E - esophageal dysfunction S - sclerodactyly T - telangiectasis
What do plasma cells produce with IgG4-related disease?
IgG4
IgG4-related disease symptoms?
- Fibrosis
- Scarring
- Irreversible damage
IgG4-related disease affects?
Many organs and is a process used by many disease
IgG4-related disease symptoms?
- Fibrosis
- Scarring
- Irreversible damage