5. Malaria ⭐⭐⭐⭐⭐ Life cycle P. falciparum vs P. vivax Clinical features Peripheral smear Rapid diagnostic tests Treatment Severe malaria 6. Enteric fever ⭐⭐⭐⭐⭐ Pathogenesis Clinical features Laboratory diagnosis Blood culture Widal test Specimen timing Carrier state 7. Vibrio cholerae ⭐⭐⭐⭐⭐ Morphology Gardner & Venkataraman classification Classical vs El Tor Laboratory diagnosis Culture TCBS Halophilic vibrios Kanagawa phenomenon 8. Sterilization ⭐⭐⭐⭐⭐ Definition Classification Autoclave Principle Procedure Uses Indicators Plasma sterilization Sterilization vs disinfection 9. Hypersensitivity ⭐⭐⭐⭐⭐ Definition Type I, II, III, IV Mechanism/pathogenesis Examples Special emphasis Type I & IV Clinical examples 10. Complement — Classical pathway ⭐⭐⭐⭐⭐ Definition Complement pathways Classical pathway Components C3/C5 convertases Biological effects 11. Antigen–antibody reactions ⭐⭐⭐⭐⭐ Definition Types Agglutination Types of agglutination Examples Applications 12. Immunoglobulins ⭐⭐⭐⭐⭐ Structure Classes Functions IgG vs IgM Clinical significance 13. Poliomyelitis ⭐⭐⭐⭐⭐ Pathogenesis Clinical features Laboratory diagnosis OPV vs IPV Polio eradication 14. Rabies ⭐⭐⭐⭐⭐ Fixed vs street virus Negri bodies Post-exposure prophylaxis Wound management Vaccine RIG 15. Gonorrhoea ⭐⭐⭐⭐⭐ Clinical case Morphology Virulence factors Laboratory diagnosis Gram stain Culture Thayer-Martin NAAT Treatment 16. UTI ⭐⭐⭐⭐⭐ Causative agents Risk factors Specimen collection Microscopy Culture CLED Colony count Antibiotic susceptibility Morphology / Classification (draw diagram if relevant) Virulence factors / Pathogenesis (flowchart is gold) Clinical features / Diseases caused Laboratory Diagnosis (most important section — write systematically):brief covering this all points in lab diagnosis 1. Importance of lab diagnosis: 2. Etiological agents 3. Enlist specimens 4. Specimen collection: a. Optimal time of collection b. Correct type of specimen c. No contamination d. Procedure of specimen collection e. Adequate quantity f. Clearly labelled 5. Transport 6. Macroscopic appearance 7. Microscopic appearance 8. Culture: a. Culture media b. Specific media c. Incubation time d. Incubation temp e. Colony morphology 9. Biochemical reaction 10. Antibiotic susceptibility test 11. Serological test 12. Antigen detection test 13. Molecular test 14. Animal inoculation Antimicrobial susceptibility (if relevant) Treatment / Prevention / Vaccines (brief answer for 2 mbbs muhs microbiology