TB, D Kinder, DSA Flashcards
what staining is used for M TB
ziehl neelsen staining
CXR of TB shows what
patchy opacities in midlung fields with unilateral hilar lymphadenopathy
what is ghon complex
small calcified scar in midlung dileds and associated hialr node
what is ranke complex
late fibrocalcific lesions of lung and hilar node
wha tis progressive primary TB
failure to develop immunity
most common in young children, elderly and immunocompromised
looks like reactivation TB
what are the types of reactivation TB
pulmonary pleural miliary TB meningits, lymphadenitis, pericarditis, peritonitis, GI, renal vertebral ostemyelitis
Sx and signs of pulmonary TB
productive cough, night sweats, anorexia, weight loss and fever
CXR with apical lesions, cavitation and air fluid levels
what causes pleural TB
direct extension when subpleural cavity discharges into pleural space
how does pleural TB present
unilateral pleural effusion
Sx and signs of miliary TB
fever, weight loss, night sweats, possible TB meningitis
lymphadenopathy, hepatomegaly, choroidal tubercles
miliary infiltrates on CXR
Sx TB meningitis
<2 week fever, HA and miningismus
Sx TB lympadenitis
more common in HIV
Sx TB pericarditis
fever, night sweats, chest pain, dyspnea and pedal edema
Sx TB peritonitis
abdominal pain, fever, swelling, night sweats, ascites and weight loss
Sx GI TB
fever, abdominal pain and GI bleeding or obstrution
Sx Renal TB
dysuria, hematuria and flank pain
steril pyuria or hematuria
Sx vertebral osteomyelitis from TB
lower thoracic and lumbar vertebrae most commonly involved
back pain and radicular Sx
Gibbus formation
Dx LTBI
PPD
Interferon gamma release assay (if patient has had BCG vaccine, and to confrim + PPD)
Dx active TB
acid fast sputum smear and culture
Tx LTBI
INH 6-9 mo
Tx active TB
INH, rifampin, ethambutol and pyrazinamide for 2 mo
followed by INH/rifampin for 18 wks
