71 results
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Infections • Mycobacterium ... most likely to cause ... with underlying lung ... It can also cause ... infectiousdiseases #NTM
Nontuberculous mycobacteria
Nontuberculous mycobacteria, also known as atypical mycobacteria, are all the other mycobacteria which can cause
mycobacteria which can cause ... with atypical mycobacterium ... Clinical #Radiology #CXR ... #Mycobacteria #NTM
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Mycobacteria (NTM ... belonging to the Mycobacterium ... Risk Factors For NTM ... Cause Many Illnesses ... encounters due to NTM
Here another patient with a mycobacterium infection.
Notice the nodules with cavitation #Clinical #Radiology #CXR #NonTuberculosis #Mycobacteria
patient with a mycobacterium ... Clinical #Radiology #CXR ... #Mycobacteria #NTM
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis • Mycobacterium ... africanum • Mycobacterium ... mycobacterial infection (NTM ... and Culture • CXR ... disease • Check CXR
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Infectious - Mycobacterium ... Tuberculosis, NTB ... diagnosis #pulmonary #CXR
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
segment or lobe of lung ... involving both lungs ... WHAT ARE COMMON CAUSES ... Bacterial, TB, NTM ... #differential #causes
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Dyspnea (underlying lung ... ) • Abnormal CXR ... History of cancer, lung ... Diagnosis #Algorithm #causes
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
your grand rounds/cases ... smoking. structural lung ... bocavirus Others: NTMs ... MAC (structural lung ... #Microbiology #Causes
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis • Mycobacterium ... africanum • Mycobacterium ... mycobacterial infection (NTM ... and Culture • CXR ... disease • Check CXR