27 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... lymphoproliferative disease ... lesions • 80% with lung ... • Metastatic disease ... diagnosis #causes #radiology
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... Embolism, Obstructive Lung ... , Interstitial Lung
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... disease (COPD) ... • Hypoxia • Pulmonary ... hypertension Management ... Tachycardia #MAT #Cardiology
Nocardiosis - Nocardia spp
Pathogen: Filamentous gram-positive branching rod, grows in acid fast staining and anaerobic conditions
Clinical
involved) 32% • Pulmonary ... infection 39% • CNS ... 9%, up to 20% lung ... Nocardia #diagnosis #management ... #microbiology #infectiousdiseases
Algorithm for Treatment of Chronic Thromboembolic Disease (CTEPH)
Initial Imaging for Screening - V/Q scan - 90-100%
Thromboembolic Disease ... • Assess for Pulmonary ... ) • Consider Lung ... karanpdesai #cteph #management ... #algorithm #cardiology
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Disease • ... Diffuse Lung Disease ... Respiratory Distress Syndrome ... • Chronic Lung ... #HeartFailure #Cardiology
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Rapid Response Management ... pneumonia • Water: pulmonary ... asthma • Pleural disease ... atelectasis • Lung ... Hypoventilation: • CNS
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... Diseases • Acute ... Hypereosinophilic Syndrome ... , wt loss; CV, CNS ... #Diseases #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... Lady Windermere Syndrome ... : • Syndrome of ... complicate MAC pulmonary ... differential #diagnosis #infectiousdiseases
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... Inflammatory eye disease ... recent DAN) • EMG/NCS ... sparing of the lung ... differential #diagnosis #management