25 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... : • 3 syndromes ... of a "flu-like syndrome ... factor • May cause ... fever, cough and cavitary
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... In the proper clinical ... weight loss or long ... #Clinical #Radiology ... #CXR #AirBronchogram
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... Aortic Stenosis - Ischemic ... Parenchymal • Pneumonia ... ChestPain #Noncardiac #Cardiology ... #Algorithm #causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
• Interstitial lung ... Malformation • Severe Pneumonia ... Hypoventilation Syndrome ... Abnormalities • Chest ... #Algorithm #Causes
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... since in many cases ... we describe a chest ... visible wall #CXR ... #Diagnosis #Radiology
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Dysrhythmia • Ischemia ... Superior vena cava syndrome ... Parenchyma: • Pneumonia ... • Interstitial lung ... #Algorithm #Causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Lung Abscess - Clinical ... Blood cultures • CXR ... early disease) • CXR
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
– ARDS: Clinical ... Cheat Sheet ... detected on CT or CXR ... oxygenation in pneumonia ... Summary #CheatSheet #Diagnosis
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
the consolidated lung ... be seen on the chest ... #Clinical #Radiology ... #CXR #CTChest # ... Cavity #Pneumonia
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... can suggest the diagnosis ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity