Infectious Diseases of the Respiratory System Flashcards
What pathogen causes streptococcal pharyngitis
Group A streptococcus Pyogens
Symptoms of Streptococcal Pharyngitis
Fever
Lymphadenopathy
Pus on tonsils
NO CAUGH
What causes the scarlet fever as a complication of Streptococcal Pharyngitis
The erythrogenic toxin produced by a lysogenic strain
Treatment regime for Streptococcal Pharyngitis
Penicillin for 10 Days
Causative pathogen of Diphtheria
Corynebacterium diphtheriae – toxin producer
Symptoms of Diphtheria
-Lymphadenopathy
-PSEDU-MEMBRANE
Treatment of Diphtheria
AntiToxin
Erythromycin for 14 days
Causative agent of Pertussis
Bordetella pertussis– toxin producer (ciliary paralysis)
Disease stages of Pertussis and most useful diagnostic method for each stage
Disease characterized by “whooping cough”
Stages:
– Catarrhal: cold-like illness —- PCR / Culture
– Paroxysmal: severe cough (vomiting, incontinence, rib fracture, apnoea) —— serology
– Convalescence: gradual reduction of cough over weeks-months
Pertussis Treatment
Anti-tussive
A macrolide for 5 days
Common bacterial causative agents of Rhinosinusitis
S. pneumoniae
H. influenzae (non-typable)
Moraxella catarrhalis
Diagnostic method for Rhinosinusitis
clinical/imaging
Treatment of Rhino-sinusitis
symptomatic + if indicated (antibiotics)
Antibiotic: Augmentin
