77 results
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Diagnosis Definition: A ... focal rounded area ... surrounded by a ... • Infectious Causes ... Dermatomyositis, Lung
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Rapid onset of a ... Legionella: • Nausea ... factor • May cause ... : • Focal pneumonia ... Infections #HIV #AIDS #pulmonary
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
COVID-19 Patterns ... of Lung Findings ... Organizing Pneumonia ... #Pulmonary #ChestCT ... #radiology #CTChest
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
PA-film shows a ... anteriorly in the left lung ... due to a pneumonia ... caused by Sterptococcus ... #Clinical #Radiology
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Differential Diagnosis Algorithm ... Lymphangioleiomyomatosis (LAM), • Pulmonary ... leaking out of pulmonary ... Differential #Diagnosis #Algorithm
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
right hilus is in a ... is most likely a ... weight loss or long ... caused by Streptcoccus ... #Clinical #Radiology
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... • Interstitial lung ... Malformation • Severe Pneumonia ... #Causes #Pulmonary
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Differential Diagnosis Algorithm ... Parenchyma: • Pneumonia ... • Interstitial lung ... #Causes
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... Kaposi's Sarcoma • Focal ... Pyogenic bacterial pneumonia ... diagnosis #chestCT #radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
IIPs) comprise a ... responses of the lung ... indicates unknown cause ... #Diagnosis #Radiology ... #Pulmonary #CTChest