13 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Blood cultures • CXR ... early disease) • CXR ... Abscess Differential ... #Abscess #pulmonary ... #differential #
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Failure - Differential ... • Diffuse Lung ... • Acute Respiratory ... #HeartFailure #Cardiology ... #Differential #
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Weakness, Loss of Chest ... Atelectasis, ARDS, Pneumonia ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... rarely typical pneumonia ... #Radiology #differential ... #diagnosis #pulmonary ... #CXR #clinical
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
supplying the lung ... during a period of CHF ... (right). ... #Clinical #Radiology ... #CXR #CHF #Cephalization
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... ARDS: Clinical Cheat ... leading to increased pulmonary ... detected on CT or CXR ... oxygenation in pneumonia
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Evaluation: Imaging (CXR ... /- High res CT chest ... Urine Histo Ag, Respiratory ... diagnosis #evaluation #differential
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
gain, lung rales ... Chest x-ray: signs ... → no signs of CXR ... heartfailure #diagnosis #management ... #cardiology #pharmacology
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
caused by a rigid chest ... Chronic eosinophilic pneumonia ... kinetics: - Right-sided ... #diseases #differential ... #STARCHASERS #radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chest pain/tightness ... in the adjacent lung ... of the affected lung ... high-resolution chest ... #differential #