Tuburculosis Flashcards
cause of tuburculosis
mycobacterium tuberculosis
how is TB spread?
person to person, droplet nuclei, cough, sneeze, air must have pulmonary or laryngeal tuburculosis
which stains were used for the photo of droplets
Ziehl-Neelsen or Kinyoun which are carbol fushin methods
what is the shape of mycobacterium tuburculosis
also motility, grow speed and acid or base fast
rod-shaped, non-motile, slow-growing, acid-fast
where is a common place for US travelers to get TB?`
Mexico
bovine TB is caused by what
consuming unpasturized dairy products from infected cattle
can you get TB by eating or drinking after someone?
no
can you get TB from dishes, utensils, clothing, or linenes
no
do you need to wear caps, gowns, or gloves with TB?
no
is airplane transmission higher?
no
infectious TB on airplane, should they travel?
no
which TB is infectious
TB of the lung
how is contagious status determined?
chest radiograph, sputum tests, symptoms and treatment
what organization has issued guidelines for passengers who might have been exposed to TB on an airplane
WHO
how is the tubercle bacilli inhaled
nose or mouth
carried down the ___ into the lung by droplet nucleus
trachea
once they reach the aveoli they multiply freely for how long?
2-10 weeks
where can the bacili spread unopposed
lymph nodes in center of the chest
how do bacili spread to other parts of the body
from lymphatic system to bloodstream
suseptible areas to spreading?
upper portions of lung, kidneys, spine, brain, or bone
when did latent TB become a reportable
2016
latent TB characteristics
bacili in body, positive skin test, normal chest x ray, no sx, no sputum, infected but not infectious
without treatment, ____ of infected people with TB will develop TB at some point
5-10 %
half of the people who develop actual TB will do so within
first two years of infection
