Bacterial infections Flashcards
Cause of pharyngitis and tonsillitis
Viral or Streptococcus pyogenes
Causes of otitis media
Viral or Streptococcus pneumoniae or Haemophilus influenzae
Overuse of tetracycline can lead to
overgrowth by S. aureus and C. albicans
Overuse of clindamycin can lead to
overgrowth by Clostridium difficile
Virulence
Intensity of disease
Enterohaemorrhagic E. coli (EHEC) causes
World-wide outbreaks of severe bloody diarrhoea. Toxins damage intestine
Enterotoxigenic E. coli (ETEC) causes
Diarrhoea in developing countries. Toxins affect lining of intestine
Enteropathogenic E.coli (EPEC) causes
Severe persistent diarrhoea in children sin developing countries. Bacteria disrupt villi on intestinal cell
Enteroinvasive (EIEC)
Bloody diarrhoea in areas of poor hygiene. Invades intestinal wall and kills cells
Conjunctivitis treatment
Topical chloramphenicol
Secondary complications of acute bronchitis
Streptococcus pneumoniae
Haemophilus influenzae
Causes of pneumonia (organisms)
Streptococcus pneumoniae
Haemophilus influenzae
Staphylcoccus aureus
Diagnosis of tuberculosis
Medical history, chest x-ray, sputum smear
Diagnosis of Neisseria gonorrhoeae
Smear test and antibody staining or urethra detect bacteria specific antibodies
Diagnosis of Chlamydia trachomatis
From urine or swab