241 results
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Diagnosis: • Physical ... Urine antigen in bacteremia ... Specificity of 97%) Treatment ... patients with bacteremia ... #microbiology #diagnosis
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Framework Diagnosis ... Bug: Atypical bacteria ... Aggressive: MRSA bacteremia ... Immunocompromise Treatment ... • Secondary to Treatment
The clinical criteria for BV (Amsel critera), include 'thin' vaginal fluid, fishy odor upon potassium hydroxide
The clinical criteria ... potassium hydroxide treatment ... reduced lactic acid bacteria ... with attached bacteria ... #Clinical #Path
Primary Syphilis
Usually, a single ulcer (chancre) appears at the site where the bacteria entered the body.
site where the bacteria ... heals without treatment ... However, if adequate treatment ... Syphilis #Chancres #Diagnosis ... #Clinical #Photo
Typical Clinical Presentations of Septic Arthritis by Pathogen and Joint Involvement

#Diagnosis #Septic #Arthritis #Differential #History #Presentation
Typical Clinical ... Involvement #Diagnosis ... Presentation #Pathogen #Bacteria
Rhodococcus - Microbiology Overview

Microbiology:
 • Facultative, intracellular, nonmotile, non-spore-forming
 • Aerobic acid-fast gram-positive coccobacilli
 • Produces
due to trauma Diagnosis ... Treatment: • ... #Microbiology #diagnosis ... #treatment #pulmonary ... #Bacteria
Ecthyma Gangrenosum: skin infection associated with Pseudomonas bacteremia. 
Photo credit, Josh Fierer, M.D.

Charlie Goldberg, M.D. -
with Pseudomonas bacteremia ... Goldberg, M.D. - UCSD ... Catalog of Clinical ... Images #Clinical ... Pseudomonas #Photo #UCSDH
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... hemorrhage • Treatment ... Pathogens: • Aerobic Bacteria ... • Anaerobic Bacteria
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Normal: < 1% Clinically ... Differential Diagnosis ... counts may delay diagnosis ... likelihood of negative clinical ... #differential #diagnosis
COVID-19 Diagnosis and Management Summary

 • Clinical Presentation
 • Testing
 • Imaging
 • Laboratory Findings
 •
COVID-19 Diagnosis ... Summary • Clinical ... Laboratory Findings • Treatment ... #COVID19 #diagnosis ... #management #treatment