27 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
CT: Halo sign ... Rapid onset of a ... factor • May cause ... : • Focal pneumonia ... Infections #HIV #AIDS #pulmonary
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
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... - Bilateral A-lines ... pleura reflection) Pneumonia ... pleura in severe cases ... #POCUS #ultrasound
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... of Pneumonia on ... sliding: Pulmonary ... a lot of B lines ... #ultrasound
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
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
A way to think of ... - Lobar or focal ... pneumonia caused ... #Diagnosis #Radiology ... #Pulmonary #CXR
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
leading to increased pulmonary ... be detected on CT ... <300mmHg with a ... the underlying cause ... oxygenation in pneumonia
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... Organizing pneumonia ... nodular interstitial lung ... Clinical #Diagnosis #Radiology
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... 1) Focal (involving ... a segment or lobe ... involving both lungs ... Bronchiectasis #pulmonary