Bacteriology

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Bacteriology by Mind Map: Bacteriology

1. Proteus / UTI / raise the PH — stone formation - wound infection - pneumonia

2. Gram +

2.1. Staphylococcus

2.1.1. Aureus (causes pyogenic infection) ,(coagulase positive),(protein A) ,found in nose manly ,TSST ,(enterotoxin -food poison ,( beta hemolytic positive ) ,

2.1.1.1. S. Epidermis. Coagulase negative , infection of intravenous catheter part of normal flora in skin and mucosa

2.1.1.2. Saprophytic , UTI by sexual activity

2.2. Streptococcus

2.3. Bacilli

2.3.1. Spore forming

2.3.1.1. Bacillus

2.3.1.1.1. Anthracis / cause anthraxinter through skin or ingestion in contaminated meat and inhaled

2.3.1.1.2. Cereus / food poison

2.3.1.2. Clostridium (anarobic)

2.3.1.2.1. C.botulinum / soil / contaminated canned / easily killed by heating several min / from GIT through blood to nerve / botulism (relax muscle / respiratory failure

2.3.1.2.2. Cperfringins / gas gangrene /food poison / located in soil from anima and human excreat/ heat resistance / alpha toxin /

2.3.1.2.3. C. Difficile / diarrhea/ pseudo membrane in intestine/ megacolon /

2.3.1.3. C.tetani / tetanus , found in soil enter through wound , spastic paralysis (contraction of muscles ) respiratory failure

2.3.1.3.1. Listeria monocytogen/ -meningitis -septicemia in immunosuppressed / GI / motility

2.3.2. Non - spore forming

2.3.2.1. Cornybactirum diphtheria

3. Gram-

3.1. Shigella / focal -oral transmission / bloody diarrhea

3.2. Cocci

3.2.1. Neisseria

3.3. Bacilli

3.3.1. Meningitis / enter by resp track / pyogenic - meningitis /oxidase positive /

3.3.2. E.coli -ferment lactose /GI / systemic I / UTI /

3.3.2.1. Gonorrhea / transmitted sexually / gonococci

3.3.3. Salmonella -non lactose ferment / enterocolitis / typhoid /septicemia /

3.3.4. Klebsella / anti capsule / UTI / nosocomial I - septicemia , pneumonia / lactose ferment / killed by moist heat (autoclave)

3.3.5. Pseudomonas / non lactose ferment / sepsis / septic shock / tissue necrosis /UTI /pneumonia / septicemia

4. Pyogenic / catalase negative /beta hemolytic / pyogenic infection / toxigenic -sclera fever / immune mediated - Rheumatic fever

5. Pneumoniae / diplococci/ pneumonia- meningitis / alpha hemolytic /