25 results
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
likely to cause pulmonary ... infection. ... with underlying lung ... Mycobacterium #diagnosis ... #differential #infectiousdiseases
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... #workup #diagnosis
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Malformation Normal CXR ... /CT • Hematemesis ... Bronchitis Diffuse CT ... Vasculitis Infection
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... sweats, chills (infection ... Dyspnea (underlying lung ... ) • Abnormal CXR ... refer + order CT
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Differential Diagnosis ... Opacities: • Infectious ... #pulmonary #CXR ... #clinical #CT
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... allopurinol), Infection ... , anti-CCP • CXR ... resolution chest CT ... DAH, rule out infection
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... infections according ... to CT-scan patterns ... #Lung #Infections ... #Differential #Diagnosis
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... Tuberculosis #TB #Diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Diagnosis Of NTM ... Imaging, high res CT ... Exclusion of other diagnosis ... #differential #diagnosis ... #infectiousdiseases
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... Tuberculosis #TB #Diagnosis