Infectious disease (rubins) Flashcards
Most common cause of interstitial pneumonia in infant and immunocompromised?
CMV infection
infected alveolar cells show cytomegaly and display nuclear inclusion bodies
Major cause of bronchiolitis and pneumonia in infants
Respiratory syncytial virus – RNA virus
seen typically in children < 2years
Most frequent cause of the “common cold”
Rhinovirus
Most common cause of diarrhea in children
Norwalk-like virus
Rotavirus
Koplik spots
white dots on an erythematous base
Characteristic of measles virus
Warthin-Finkeldey giant cells
Giant cells with up to 100 nuclei
pathognomonic for measles infection
Mucormycosis
3 principle forms: rhinocerebrla, pulmonary and subcutaneous (pulmonary usually fatal)
Microscopic exam: purulent arteritis with thrombi composed of hyphae
suspected in patients with a paranasal sinusitis unresponsive to antibiotic treatment, particularly those who have an underlying chronic disease (ie diabetes or leukemia)
Leading cause of meningitis and epiglottis in children worldwide
H. influenzae – may also involve middle ear, sinuses, facial skin, lungs and joints
barking cough
croup
parainfluenza virus
associated with acute upper and lower respiratory tract infections, particularly in young children
most common cause of laryngotracheobronchitis
most common cause of laryngotracheobronchitis
para influenza virus
parvovirus B19
DNA virus associated with rash, arthralgias and transient defect in erythropoiesis
S. pneumo
major cause of
- lobar pneumonia
- otitis media
- sinusitis
- meningitis
major cause of bacterial endocarditis
S. viridans
VZV (varicella zoster) - cancer association
Hodgkin’s lymphoma
Karposi sarcoma is associated with what virus?
HHV-8 (human herpes virus 8)
