1.Fever, RUQ pain, +Jaundice, +progression to sepsis like picture 
-cholangitis.
-bugs & drugs similar to cholecystitis
-dx with u/s, see dialted common bile duct
-enteric GNR
-Zosyn, Timentin, Unasyn
-ERCP to remove impacted stone.
2. UTIs 
-E.coli, staph, enterococci
-In a 22 year old dude: CT urogram to look for stones, reflux.
-Keflex > Bactrim > Cipro because there is so much fluroquinolone resistance and there's better coverage with keflex around here. Also macrobid.
-3 days of abx for healthy female, 5-7 for recurrent, sick patient, tougher bug.
3. Pyelo 
-Ecoli/entero
-Medscape says cipro is first line, if fluroquinolone resistance is >10%, add ceftriaxone or aminoglycoside
4. Fever, LLQ pain, tenderness
-diverticulitis
-cipro + flagyl is the classic treatment. Covers enteric GNR and anaerobes.
-need a colonoscopy if they haven't had one in 5 years since a perforated colon cancer looks just like diverticulitis on CT.
5. Diabetic foot ulcers:
-polymicrobial (skin flora, anaerboes, coliforms, everything)
-Vanc + antipseduomonal GN drug (zosyn or timentin)
-Consider: check for osteo (MR bone scan), check their circulation
6. People without diabetes with osteo usually get it from hematogenous dissemination.
7. Antibiotic Line Charts: Gram (+)

8. Antibiotic Line Chart: Broad/extended spectrum penicillins 


9. Antibiotic Linechart: cephalosporins


10. Antibiotic Line Charts: Broad spectrum