39 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... edema #Diagnosis ... #Radiology #Pulmonary ... HRCT #ChestCT #Differential ... #Table #Distribution
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Diagnosis Framework ... #diagnosis #causes ... #pulmonary #airway ... #physicalexam
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
#Diseases #Radiology ... #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential # ... Diagnosis
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
for alternate diagnoses ... ventilated • CXR ... , Lung US, Echo, ... 2 (or complete respiratory ... Exacerbation #treatment #pulmonary
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
The table lists ... the differential ... #Diagnosis #Radiology ... #Pulmonary #CXR ... Consolidation #Differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... Diagnosis Framework ... Pneumonia, asthma, COPD ... Failure #hypoxia #Differential ... #Diagnosis #pulmonary
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
organizing pneumonia (COP ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... severity Acute Respiratory ... sliding COPD or ... #differential # ... diagnosis #signs
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Diagnosis by Mechanism ... carcinoma of the lung ... hemorrhage) - Pulmonary ... e.g. pneumonia, COPD ... #Diagnosis #Table
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
organizing pneumonia (COP ... ), Respiratory bronchiolitis-interstitial ... Diseases #ILD #diagnosis ... #differential # ... pulmonary #causes