Treatment: Ampicillin Chloramphenicol Cotrimoxazole Third generation cephalosporins
Slender, gram-negative, ovoid bacilli, slightly larger than H. influenzae.
Bacteria enmass have configuration of ‘shoals of fish”.
It causes chancroid (tender genital ulcer).
Cultured in special enriched media (20-30% rabbit blood agar) with colonic morphology of small grey glistening colonies surrounded by zone of hemolysis.
It is treated by erythromycin, cotrimoxazole and third generation cephalosporins.
H. aegyptius It causes contagious conjunctivitis.
2.3.3. GENUS: BORDETELLA
Characteristics: . Minute strictly aerobic non-motile gram-negative rods. Bordetella species of medical importance: