30 results
GOLD2017 - The refined ABCD assessment tool. FEV1: forced expiratory volume in 1 s; FVC: forced vital
- The refined ABCD ... Chronic Obstructive Lung ... Disease; mMRC: ... COPD Assessment Test ... #Diagnosis #Pulmonary
Main causes of diffuse parenchymal lung diseases.

#differential #algorithm #diagnosis #causes #DPLD #ILD #parenchymal #lung #diseases #pulmonary
diffuse parenchymal lung ... diseases. ... #differential #algorithm ... #diseases #pulmonary ... #respiratory
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... pneumonia (COP), Respiratory ... Acute, Chronic • Pulmonary ... #diagnosis #differential ... #pulmonary #causes
ABCs of Lung Ultrasound - A-Lines, B-Lines, Consolidation
A-Profile - Air filled lung does not transmit sound
ABCs of Lung Ultrasound ... propagation of ultrasound ... IMPOCUSFocus #ABCs ... #Differential # ... Diagnosis #pulmonary
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... Smoking related diseases ... centrilobular emphysema - Respiratory ... - Aspiration - Pulmonary ... HRCT #ChestCT #Differential
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... Ultrasound Findings ... severity Acute Respiratory ... #differential # ... #POCUS #ultrasound
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... : Interstitial lung ... diseases, pulmonary ... bypassing the lungs ... Failure #hypoxia #Differential
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Diffuse Lung Disease ... • Acute Respiratory ... • Chronic Lung ... HeartFailure #Cardiology #Differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... symptomatology Differential ... proteinuria, dysmorphic RBCs ... , biopsy By Tess ... Renal #Syndrome #differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Embolism, Obstructive Lung ... Disease and more ... , Interstitial Lung ... Hypoxia #hypoxemia #differential