Many people prefer reading " medical microbiology and immunology" by levinson.
In Basic Bacteriology chapter 2, 5, 9 and 13 are important for exam and viva. Chapters 10 to 12 are important pharmacologically but these things could be cover in pharma as well. In chapter 7, endotoxicnstables 7-9 to 7-12 and endotoxins.
In Clinical Bacteriology i would like to add imp bacterias. Starting with gram positive cocci

Staphylococcus
All staphylococci are catalase +ve. Imp Staphylococci are Staph. aureus and Staph. epidermids.

Staph. aureus

1. Major cause of skin infections (form abscess, boils)
2. cause surgical wound infections, septicemia and hospital aquired pneumonia
3. kawasaki syndrome
4. Food poisoning ( production of enterotoxin)

Lab investigations

1. form golden yellow colonies
2. coagulase +ve
3. Ferment manitol and beta hemolytic ( causes lysis of RBCs)

Staph. epidermidis

1. cause endocarditis and prosthetic joint infection.
2. cause hospital acquired infections

Lab

1. coagulase -ve
2. form white colonies and are non hemolytic