190 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Diagnosis Framework Disease ... angioinvasive disease ... Legionella: • Nausea ... factor • May cause
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
The right hilus ... loss or long standing ... include the list of causes ... caused by Streptcoccus ... #Clinical #Radiology
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Diseases (ILD) ... ILD caused by inhalation ... disease (RB-ILD ... #Diseases #ILD ... differential #pulmonary #causes
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
disease; Burkholderia ... — structural lung ... MAC (structural lung ... disease, smoking ... #Microbiology #Causes
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Lung Disease - ... Differential Diagnosis Algorithm ... #Causes #Differential ... #Diagnosis #Algorithm
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
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Differential Diagnosis Algorithm ... Dyspnea (underlying lung ... disease or CHF) ... disease #Chronic ... #causes
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
anteriorly in the left lung ... caused by Sterptococcus ... pneumoniae. ... #Clinical #Radiology ... #CXR #Pneumonia
Dynamic Air Bronchograms on Lung POCUS

Scanning right pectoral region. POCUS appearance of pneumonia, with consolidated ("hepatized")
Bronchograms on Lung ... POCUS Scanning right ... appearance of pneumonia ... ("hepatized") lung ... POCUS #clinical #ultrasound
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... responses of the lung ... indicates unknown cause ... involvement of the lung ... #Diagnosis #Radiology