Unit 2 Flashcards
Anti-Jo antibodies are characteristically positive in what disorders?
Dermatomyocytis
All are true regarding polymyocytis except: A. MC in females B. Endomyocele inflammation on biopsy C. Bilateral proximal muscle weakness D. Involves skin
Involves skin
Gower sign in present in which of the following?
Duchenne muscular dystrophy
Trinucleotide CTG repeat expansion play a role in what muscle disease?
Myotonic dystrophy
Which is caused by auto-antibody against postsynaptic Ach receptor and NMJ?
Myasthenia gravis
Feature of the disease caused by mutation of FGFR3?
Achondroplasia (short extremities)
Multiple fractures at birth, blue sclera, and hearing loss
Osteogenesis imperfecta
Lab findings in osteomalacia (Ricket’s child form - vitamin D deficiency)
Low Ca, Low P, high PTH, high alkaline phosphatase
All prevent osteoporosis except: A. Thyroxine supplement B. Stop smoking C. Exercise D. Calcium and Vit D supplements
Thyroxin supplement
Hypercortisolism may cause
Secondary osteoporosis
Tumor of bone associated with (Eric) Gardner’s Syndrome?
Osteoma
Benign tumor involved with metaphysis of femur?
Osteochondroma
Most common primary bone tumor?
Osteosarcoma
Tumor with sunburst appearance?
Osteosarcoma
Bone tumor due to malignant proliferation of poorly differentiated cells derived from neuro-ectoderm?
Ewing Sarcoma
Which is not osteoarthritis?
A. Arthritis with morning stiffness that improves with activity
B. Buschard and Hebernden’s nodes - DIP and PIP
C. Involves WB joints
D. Progressive degeneration of articular cartilage
Arthritis with morning stiffness that improves with activity
Which is not a feature of rheumatoid arthritis? A. Osteophytes B. Pannus C. Symmetrical joint involvement D. Subluxation of atlanto-axial joint
Osteophytes
Felty syndrome is characterized by:
Rheumatoid arthritis, splenomegaly, neutropenia
Rheumatoid factor is an IgM auto-antibody against
Fc portion of IgG
10 year old girl, salmon skin rash, polyarthritis, fever, lymphadenopathy. Lab include high WBC, rheumatoid factor negative
Still’s disease (JRA)