Microbiology Overview Gram-Negative Overview Gram-Negative Bacteria Table Gram-Negative Bacteria COCCI COCCI COCCI Bacteria Disease Treatment Neisseria meningitidis Meningococcemia Waterhouse-Friderichsen syndrome Meningitis Ceftriaxone Ampicillin Rifampin Neisseria gonorrhoeae Gonorrhea (urethritis and PID) Neonatal conjunctivitis Septic arthritis Fitz-Hugh-Curtis syndrome Ceftriaxone BACILLI BACILLI BACILLI Enterics Enterics Enterics Escherichia coli Normal colonic flora Diarrhea UTI Urosepsis Meningitis (neonatal) Sepsis Pneumonia Hemolytic-uremic syndrome Cystitis Pyelonephritis Disease-dependent Salmonella typhi Typhoid fever Fluoroquinolones Salmonella enteridis Enterocolitis/gastroenteritis Septicemia Osteomyelitis (sickle cell) Ampicillin (GI is self-limiting) Shigella dysenteriae Shigellosis (dystentery) Fluoroquinolones Klebsiella pneumoniae Pneumonia UTI Sepsis Cephalosporin (3rd generation) Serratia UTI Wound infections Pneumonia Septicemia Kidney stones Cefotaxime Proteus UTI Septicemia Kidney stones Fluoroquinolones Campylobacter jejuni Gastroenteritis Guillain-Barré syndrome Self-limiting Vibrio cholerae Cholera Doxycycline Vibrio parahaemolyticus/vulnificus Seafood diarrhea Self-limiting Helicobacter pylori Duodenal ulcers Chronic gastritis Gastric ulcers Stomach cancer Metronidazole Omeprazole Clarithromycin Pseudomonas aeruginosa "BE PSEUDO" Burn infection Endocarditis Pneumonia (CF) Sepsis (nosocomial) External otitis UTI (nosocomial) Drug use Osteomyelitis Hot tub folliculitis Corneal infections Aminoglycosides Penicillin Bacteroides fragilis Normal gut flora Septicemia Peritonitis Abdominal abscesses Wound infections Metronidazole Enterobacter UTI TMP-SMX Amplicilin Respiratory Respiratory Respiratory Haemophilus influenzae "EMOP" Epiglottitis Meningitis (pediatric) Otitis media Pneumonia (adult) Bronchitis Ceftriaxone Rifampin Haemophilius ducreyi Chancroid (genital ulcers) Azithromycin Legionella pneumophila Legionnaire disease (atypical pneumonia) Pontiac fever Erythromycin Bordatella pertussis Whooping cough Erythromycin Zoonotic Zoonotic Zoonotic Yersinia enterocolitica Gastroenteritis Fluoroquinolones Yersinia pestis Bubonic plague Pneumonic plague Aminoglycosides Brucella Undulant fever (Brucellosis) Rifampin Doxycycline Francisella tularensis Tularemia (similar to plague) Streptomycin Pasteurella multocida Cellulitis/animal bite infection Penicillin Bartonella henselae Cat scratch fever Bacillary angiomatosis Azithromycin Doxycycline Other Other Other Gardnerella vaginalis (Gram-variable) Vaginosis Metronidazole