13 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... , Interstitial Lung ... #AA #Gradient #alveolar ... Hypoxia #hypoxemia #differential ... #diagnosis
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
or tumor cells (Table ... UIP, NSIP and long ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Consolidation #Differential
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Diagnosis Algorithm ... Artery Disease • Stable ... Alveoli • Pneumonia ... Interstitium • ILD • CHF
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Blood: diffuse alveolar ... atelectasis • Lung ... Hypoventilation: • CNS ... Hypoxemia #Hypoxia #differential ... #Diagnosis #Management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
recent DAN) • EMG/NCS ... FINDINGS: • AAV ... leading to diffuse alveolar ... sparing of the lung ... of DAH) RENAL FINDINGS
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... in interstitial lung ... low attenuation (table ... #Pulmonary #CXR
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
, wt loss; CV, CNS ... #Diseases #pulmonary ... #differential # ... diagnosis #comparison ... #table #eosinophilia
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... a predominant finding ... diagnosis (Table ... or lymphoma and alveolar ... #Pulmonary #HRCT
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
In the lungs LV ... finally into the alveoli ... can be seen on a chest-film ... #Diagnosis #Radiology ... #Findings #Diagram
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework ... phagocytic function of alveolar ... Lymphadenopathy, CNS ... Infections #HIV #AIDS #pulmonary