12 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung abscess ... Blood cultures • CXR ... #Abscess #pulmonary
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
we describe a chest ... visible wall #CXR ... #Differential #Table ... #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
abscess Primary ... involvement - seeding ... and Culture • CXR ... Tuberculosis Treatment ... disease • Check CXR
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
an abscess may ... the consolidated lung ... one month after treatment ... #Clinical #Radiology ... #CXR #CTChest #
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
abscess Primary ... involvement - seeding ... and Culture • CXR ... Tuberculosis Treatment ... disease • Check CXR
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Nodular or cavitary ... massiliense in CF ... Mimics TB with: Cavitary ... bloodstream - seeding ... • Dyspnea, • Chest
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
aches, joint pain, chest ... MC: CNS CSF: • ... Sinusitis • Brain abscess ... change in the lungs ... nails, bronchi, lungs
Pulmonary sequestration
This is an uncommon cause of lobar consolidation.
It is a congenital abnormality.
A nonfunctioning part of
nonfunctioning part of the lung ... with recurrent infection ... Notice the feeding ... #Clinical #Radiology ... #CXR #CtChest #
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Skin exam for infection ... neuroexam - Oral cavity ... disease b) CHF ... - what is the bleeding ... unless prior heart/lung
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
features on the chest ... film (Table). ... chronic obstructive lung ... #Diagnosis #Radiology ... #CHF #CXR #Stages