11 results
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 (LTBI) Pathophysiology ... macrophages and T cells ... affecting the lungs ... • Progressive lung ... Langerhans giant cells
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 (LTBI) Pathophysiology ... macrophages and T cells ... affecting the lungs ... • Progressive lung ... Langerhans giant cells
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... carcinoid, Mets), COPD ... Infection: Bacterial (TB ... Postprocedural, Lung ... #Diagnosis #pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Infection: TB ... Physical stigmata of cor ... in the adjacent lung ... of the affected lung ... #differential #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Abscess Pathophysiology ... westermani • Other: TB ... Abscess Differential ... #Abscess #pulmonary ... #differential #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... heart failure, COPD ... , Lung cancer, Primary ... Fungal, AFB), TB ... diagnosis #evaluation #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
of the spinal cord ... monophasic Pathophysiology ... Pleocytosis > 100 cells ... , Hep A/B/CMV, TB ... management #neurology #differential
The pathogenesis of idiopathic pulmonary fibrosis. 1 – In an initiating phase, there is lung alveolar
of idiopathic pulmonary ... and apoptosis, comes ... conditions, fibroblasts differentiate ... #IPF #Pathophysiology ... Fibrosis #Idiopathic #Pulmonary
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... some red blood cells ... in the lung due ... • Pathophysiology ... edema #causes #differential
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
is necessary to differentiate ... fracture from a lung ... Notice the large lung ... and the enlarged pulmonary ... a patient with COPD