195 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... lymphoproliferative disease ... • Metastatic disease ... #differential #diagnosis ... #causes #radiology
Signs of Pulmonary Hypertension on Chest CT
 • Main PA is dilated and larger than the
Signs of Pulmonary ... @PulmPEEPs #Pulmonary ... PHTN #ChestCT #CTChest ... #Radiology #cardiology ... #diagnosis
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential Diagnosis ... Hypoventilation: CNS ... neuromuscular disease ... , ↓ chest wall compliance ... #Algorithm #pulmonary
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
CNS Ring-Enhancing ... - Differential Diagnosis ... Demyelinating Disease ... #Differential #Diagnosis ... #neurology #radiology
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... • Myocarditis Pulmonary ... • Biliary Disease ... ChestPain #Noncardiac #Cardiology ... #Differential #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Obstructive Lung Disease ... , Interstitial Disease ... Interstitial Lung Disease ... #differential #diagnosis
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... congenital heart disease ... hypertension; CXR, chest ... veno-occlusive disease ... #Diagnosis #Peds
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
pneumonia • Water: pulmonary ... asthma • Pleural disease ... Hypoventilation: • CNS ... #differential #Diagnosis ... Algorithm #rapid #pulmonary
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Radiographic Features of Pulmonary ... Diseases - Pneumonia ... Emphysema - Pulmonary ... #Diseases #Radiology ... #Differential #Diagnosis
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... • Normal • Pulmonary ... Carboxyhemoglobinemia • Chest ... Interstitial Lung Disease ... Interpretation #Algorithm #diagnosis