15 results
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Streptocccus Pneumoniae Microbiology ... : Gram Positive, ... Physical Exam, CXR ... , ENT exam, CT sinus ... Specificity of 97%) Treatment
Rhodococcus - Microbiology Overview

Microbiology:
 • Facultative, intracellular, nonmotile, non-spore-forming
 • Aerobic acid-fast gram-positive coccobacilli
 • Produces
nonmotile, non-spore-forming ... acid-fast gram-positive ... trauma Diagnosis Treatment ... #diagnosis #treatment ... #pulmonary #Bacteria
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Pattern - Chest Radiology ... - Select Bacteria ... Pattern #Chest #Radiology ... #CXR #clinical ... #CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT ... Lung #Abscess #pulmonary ... #differential #
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... respond to the treatment ... #Diagnosis #Radiology ... #Pulmonary #CXR
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Physical stigmata of cor ... high-resolution chest CT ... cultures (sputum for bacteria ... mycobacteria Treatment ... #differential #
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Blood cultures are positive ... Cerebral > Splenic, pulmonary ... nodes • Roth’s spots ... • Persistent bacteremia ... diagnosis #management #cardiology
Pulmonary sequestration
This is an uncommon cause of lobar consolidation.
It is a congenital abnormality.
A nonfunctioning part of
Pulmonary sequestration ... infection when bacteria ... migrate through the pores ... #Clinical #Radiology ... #CXR #CtChest #
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
Sometimes a CT is ... necessary to differentiate ... and the enlarged pulmonary ... #Clinical #Radiology ... #CXR #Old #RibFracture
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Cerebral > Splenic, Pulmonary ... nodes • Roth’s spots ... hematuria, + RF Treatment ... • Persistent bacteremia ... #Diagnosis #cardiology