Exam 3 Class Review Questions Flashcards
Pernicious anemia is caused by deficiency of what?
B12
Name the 3 pathways for T cell tolerance.
1: Clonal abortion
2: Functional deletion
3: T cell suppression
Is Lupus more frequent in men or women?
Women
Type 2 diabetes and latent adult diabetes are the same. True or false?
False
Low TSH, elevated Free T4 is associated with what disease?
Graves disease
BJ proteins are soluble and insoluble at what temperatures?
Precipitate at 60 and Dissolve at 100
Tolerance is a lack of response to what?
Self antigens
AIH (Autoimmune hepatitis) is more common in males or females?
Females
Discoid lupus is always limited to what?
Skin
What is most common form of MS?
Progressive Relapsing
What are the 2 types of syndromes you see bence jones proteins in?
Typical Monoclonal Gammopathy
Free light chain disease
Which autoimmune disorder is produced by T cells/Antibodies against antigens isolated to a single organ?
Organ specific disorders
In MM, what percent of patients have broadly disseminated destruction of the skeleton?
90%
What are the two most frequent causes of death in SLE?
Renal Failure and Chronic Infectious disease
What is the most frequent cause of death for those w/RA?
Cardiovascular disease
Which is not 1 of the 4 pathways of B cell tolerance?
Clonal exhaustion
Functional deletion
Clonal deletion
Clonal abortion
Clonal Deletion
What IG classes are associated with Rheumatoid Factor?
IgA, IgG, and IgM
% of patients who take hydra…………..
4%
Citrullination is the process of proteins being altered during inflammation. T or F?
True
T/F: RF testing is more sensitive than cyclic citrullinated peptide (CCP)
False
What is the most common heavy chain disease?
Alpha Heavy Chain
List 3 factors that influence the development of autoimmune disorders
Genetic predisposition
Environmental
Patient Age
What are 4 pathways of B cell tolerance?
Clonal abortion
Functional deletion
clonal exhaustion
Antibody forming cell blockade
What stage of autoimmune disease is associated w/active disease state?
Propagation
As a B cell matures, it becomes more susceptible to tolerization. True or false?
False, becomes less susceptible
RA is a multisystem autoimmune disorder. True or false?
True
Which cytokine is essential for survival and growth of myeloma cells?
IL-6
In SLE, what renal disease progression is unpredictable?
glomerulonephritis
Lupus is 5-10 times more frequent in women than men. True or false?
False, 10-15 times
Immunoelectrophoresis determines blood levels of what Igs?
IgGAM
What is the first Ig tested to identify celiac?
IgA
FISH testing stands for?
Fluorescent in situ hybridization
Postmenopausal women that begin estrogen therapy are more likely to develop lupus. True or False?
True
RF is associated with what 3 Igs?
IgM, IgA, IgG
4 different forms of lupus…?
SLE
Discoid
Drug induced
Neonatal
Which cell types are involved in pathogenesis of SLE?
T cells, B cells, Dendritic cells
What is the most common Antibody in MM?
IgG
Which type of antibodies are the only autoantibodies that may be used to monitor SLE?
Anti-dsDNA
What causes renal issues in SLE?
Buildup of immune complexes in the glomerulus
What is the unique characteristic of BJ proteins in regard to heating?
Soluble at room temp, precipitates 60-70 degrees and dissolves at 100 degrees
What % of patients are diagnosed w/ MM without symptoms?
20%
Non-classified group of autoimmune hemolytic anemia?
paroxysomal cold hemoglobinuria and atypical AIHA
MM has an increase in CD4 cells and decrease in CD8 cells. True or false?
False
Which is an important biological marker for MM?
ESR
CRP
Carcinoembryonic antigen
BJ proteins
BJ proteins
Bone pain is a common symptom of Waldenstrom Macroglobulinemia. True or false?
False
MM requires _________ bone marrow plasma cells for diagnostic criteria.
Greater than 10%
What exogenous factors may influence development of autoimmunity?
UV, drugs, infectious diseases, chronic infections, viral infections
SLE affects the joints, connective tissues, and what other system?
Collagen system
MM is the most common form of dysproteinemia. True or false?
True
Which of the following are factors associated with RA:
Genetic
Hormonal
Environmental
Genetic and hormonal
What are the sequential stages of autoimmune disease?
- Initiation
- Propagation
- Resolution