11 results
Nontuberculous mycobacteria
Nontuberculous mycobacteria, also known as atypical mycobacteria, are all the other mycobacteria which can cause
disease resembling TB ... upper lobes due to infection ... with atypical mycobacterium ... #Clinical #Radiology ... #CXR #Lateral #
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Species: • Mycobacterium ... tuberculosis • Mycobacterium ... africanum • Mycobacterium ... infected with Mycobacterium ... infection (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
Species: • Mycobacterium ... tuberculosis • Mycobacterium ... africanum • Mycobacterium ... infected with Mycobacterium ... infection (NTM)
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... biopsy preferred Differential ... nocardia, leishmania, Tb ... , NTM; less common ... #clinical #photo
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Opacities: • Infectious ... - Mycobacterium ... Tuberculosis, NTB ... diagnosis #pulmonary #CXR ... #clinical #CT
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
(NTM) Infections ... belonging to the Mycobacterium ... Kansasii: • Mimics TB ... #NTM #Infections ... #differential #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
200: CMV, HSV Mycobacterial ... M.tuberculosis, NTM ... Evaluation: Imaging (CXR ... Fungal, AFB), TB ... diagnosis #evaluation #differential
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
on the back of hands ... associated with mycobacterial ... endemic mycoses, TB ... comparison #table #differential ... #diagnosis #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... following: • Mycobacterial ... #rash #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
: • Recurrent infection ... : TB, NTM, PNA ... Physical stigmata of cor ... Nontuberculous mycobacteria ... Bronchiectasis #pulmonary #differential