Please enable JavaScript.
Coggle requires JavaScript to display documents.
microbiology, Nosocomial, meningitis, VAP - Coggle Diagram
microbiology
URTI
Rhinitis : rhinovirus, coronaviruses, influenza viruses
-
Pharyngitis : S. pyrogenes, adenovirus, EBV and CMV
Tonsillitis : adenovirus, EBV
-
Whooping cough : adenovirus, EBV
BONE AND JOINT
1. Osteomyelitis:
- Staph aureus (number 1 cause)
-
-
2. Septic Arthritis:
-
- Staph epidermidis: through prosthetic implants
-
-
3. Reactive Arthritis: "reiter's syndrome" > ShY ChiCS (shigella, yersinis, chlamidia, ily, C.jejuni, S. typhi
4. Viral arthritis : deposition of antibody antigen complex in synovial fluid. It mainly affects adults. Rubella, Parvovirus
5. Pott disease: > (arthritis affecting the lumbar vertebra), by TB
6. Polyarthritis: Strep pyogenes. In rheumatic fever, one symptom is polyarthritis
STD
-
-
BAC
-
-
-
- Haemophilus ducreyi > chancroid
-
LRTI
Croup
Laryngotracheobronchitis: parainflu, influ
-
Pneumonia
-
Nosocomial
Early onset > S.aureus / S.pneumonia / Enterobacteriaceae (klebsiella, enterobacter, serratia, E. coli)
Late onset > MRSA / P.aeroginosa / ESBL producing klebsiella, enterobacter, serratia and E. coli
-
Neonatal
- Early onset by S. agalactiae
- Late onset by L. monocytogenes
- Congenital caused by C. trachomatis (causes congenital conjunctivitis and pneumonia)
Bronchiolitis : RSV, ParaInflu. common in children < 2y
-
UTI
- E. coli (1st most common) - 80% of UTIs
- S. saprophyticus (2nd most common)
Others
- Adenovirus (causes hemorrhagic cystitis)
- Schistosoma haematobium (causes cystitis - bladder inflammation)
Nosocomial
- Pseudomonas aeruginosa (5th most)
-
- Proteus mirabilis (4th most)
-
- Klebsiella (3rd most common)
-
-
Diarrheal
-
PROTOZOA : Giardia, Cryptosporidium, E.histolytica (blood)
BAC
-
-
-
Escherichia coli: ETEC, EPEC, EHEC (bloody), EIEC (bloody)
-
-
-
-
-
HEL : Taenia SPP, D.latum, Ascaris lumbricoides, Strongyloides
skin and soft tissue
VIRUSES
- HSV - herpetic whitlow & vesicular ‘dew drops on a rose petal’
- VZV - vesicular ‘dew drops on a rose petal’
- Human Papillomavirus - papillomas
- Measles - maculopapular rash
- Rubella - maculopapular rash
-
- Parvovirus - maculopapular rash
- HHV6 - maculopapular rash
FUNGI
- Candida - rash (intertrigo and diaper rash)
- Dermatophytes - tinea. ringworm shaped rash
- Aspergillus and mucormycetes cause cutaneous aspergillosis and mucormycosis respectively (rare)
BAC
- S. aureus - impetigo, folliculitis, carbuncles
- S. pyogenes - impetigo, erysipelas, cellulitis, necrotizing fasciitis
- C. perfringens - myonecrosis (intense pain)
- P. aeruginosa - erythema gangrenosum and hot tub folliculitis
- T. pallidum - chancres (painless), then condyloma latum, then gummas
- H. ducreyi - chancroid (soft and painful)
- B. anthracis - eschar formation (painless)
- Yersinia - bubonic plague
PARA
-
- Schistosomes - swimmers rash
BLOODSTREAM
PRIMARY > CLA-BSI
- S. aureus - acute endocarditis
- S. epidermidis - acute endocarditis
- Enterococcus - acute endocarditis
-
-
- Enterobacteriaceae like klebsiella, enterobacter, serratia and E. coli
-
Nosocomial
Multiresistant strains
-
-
-
-
-
Enterobacteria (Enterobacter, Serratia, Proteus)
ATB ass: C. difficile outcompetes when normal flora is diminished by ATB. causes diarrhea and pseudomembranous colitis
-
Surgical sites : occurs when microbes part of normal bacteria flora enter a sterile area such as S. aureus, S. epidermidis, bacteroides.
-
-
meningitis
Aseptic
-
-
Encephalitis
-
-
-
-
-
- Measles (subacute sclerosing panencephalitis)
septic
Adult
- N. meningitidis (number 1 in teens)
-
-
-
-
-
-