270 results
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
most common) Clinical ... to rnonths • Fever ... , hemoptysis Treatment ... Abscess #Diagnosis #Pulmonary ... #Clinical #CXR
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... consolidation is pulmonary ... from the various causes ... Look for other signs ... #CXR #Diffuse #
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
inflammatory cells) Clinical ... Constitutional: Fever ... exertion • Neurologic ... Diagnosis #Symptoms #Signs ... #Pulmonary
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Faget's Sign & Liebermeister's ... BPM INFECTIOUS CAUSES ... OTHER CAUSES ... CLINICAL UTILITY ... #Fagets #Sign #Pulse
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... chronic illness, clinical ... with low oxygen level ... #Clinical #Diagnosis ... #Radiology #CXR
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... vein thrombosis, Pulmonary ... ischemia, Acute cor ... pulmonale • Endocrine ... Extrapulmonary #Diagnosis #Signs
Garland Triad on Chest X-Ray in Sarcoidosis 
aka Pawnbroker's Sign - Right paratracheal and bilateral hilar
aka Pawnbroker's Sign ... #Chest #XRay #CXR ... #Pawnbrokers #Sign ... #clinical #radiology ... #pulmonary #sarcoidosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Cough, Dyspnea, Fever ... • Labs: CBC, cr ... , anti-CCP • CXR ... differential #diagnosis #nephrology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
760 mm Hg at sea level ... respiratory drive due to neurologic ... lung diseases, pulmonary ... asthma, COPD, pulmonary ... shunting (eg, pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess - Clinical ... Blood cultures • CXR ... decubitus - air fluid level ... Lung #Abscess #pulmonary