150 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... Elevation, Low Fio2 ... Embolism, Obstructive Lung ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Multiple masses
The differential diagnostic list of multiple masses is very long.
The most important diagnoses are listed
Multiple masses The differential ... masses is very long ... listed in the table ... is difficult to differentiate ... Management #Radiology #Lung
Lung Auscultation and Physical Exam Findings in Selected Lung Disorders

#PhysicalExam #Auscultation #Pulmonary #Percussion #Dullness #Fremitus #BreathSounds
Lung Auscultation ... Findings in Selected Lung ... #Auscultation #Pulmonary ... Transmitted #Comparison #Table ... #Lung #Diagnosis
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Bronchiectasis - Pulmonary ... Tuberculosis - Lung ... Cancer of the Lung ... Cough #Hemoptysis #Differential ... #Causes #Table
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... - Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... HRCT #ChestCT #Differential ... #Table #Distribution
Cavitary Lung Lesions - Differential
Infection - Malignancy - Rheumatologic - Other

- Dr. David Furfaro https://twitter.com/david_furfaro

#Cavitary #Cavity
Cavitary Lung Lesions ... - Differential ... Cavitary #Cavity #Lung ... Lesions #Causes #Differential ... #Diagnosis #Pulmonary
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
consistent with pulmonary ... lobar collapse, lung ... collapse, or pulmonary ... mm Hg < PaO2 / FiO2 ... mm Hg < PaO2 / FiO2
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
(1-6L, 24-40% FiO2 ... (5-10L, 35-60% FiO2 ... (5-15L, 35-50% FiO2 ... Devices #Comparison #table ... #pulmonary #criticalcare
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... - Differential ... Acute Infections: Lung ... Algorithm #lesion #pulmonary ... #differential
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
, pulmonary congestion ... , rheumatoid lung ... disease, idiopathic pulmonary ... bronchiectasis due to pulmonary ... #Correlation #Table