Pathology Flashcards
Connective tissues all have a common theme, which is…
They are inflammatory / autoantibody driven
Lupus antibodies are directed against
Structural components of DNA
Scleroderma antibodies are directed against which structures? (2)
- Anti-centromere
- Anti-telomere
ANA+ and anti-dsDNA+ suggests which disease?
SLE
Anti-Scl-70+ suggests which disease?
Scleroderma
CREST is AKA
Scleroderma
Vasculitis only ever affects the arterial vessels. True/false?
False - more commonly arterial but can affect all vessels
Giant Cell Arteritis has a defined cause. True/false?
False - unknown
Biopsies are always diagnostic for GCA
False - segmental and skip lesions present
A negative biopsy rules out GCA. True/false?
False
Fibrinoid necrosis of vessel is buzzword for
Polyarthritis nodosa
Wegner’s is a small/large vasculitis which is also known as….
Small vasculitis. AKA Granulomatosis with polyangiitis
Churg-Strauss is AKA
Eosinophilic granulomatosis
Most common cause of overproduction of gout
Idiopathic (Lysch-Nyham is rare)
What is the most common cause of gout?
Under-excretion
Urate secretion is reduced by which common cardiac / resp medication?
Thiazide diuretics