44 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Intracardiac, Pulmonary ... Hepatopulmonary Syndrome ... V/Q Mismatch: Pulmonary ... , Atelectasis, Pulmonary
Hepatopulmonary Syndrome (HPS) 

HPS-differential diagnosis:
1. Pulmonary vasculature
2. Diseases of the lung parenchyma
3. Pleura and diaphragm

HPS-diagnosis:
1. Patients
Hepatopulmonary Syndrome ... Pulmonary vasculature ... Alveolar-arterial oxygen gradient ... Hepatopulmonary #Syndrome ... HPS #hepatology #pulmonary
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... CT • Distinct pulmonary ... vessel leading ... Feeding #Vessel #Sign ... #CT #Lung #Pulmonary
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Patellofemoral Syndrome ... pain • Palpable grinding ... Patellofemoral #Syndrome ... pathophysiology #diagnosis #signs
Hepatopulmonary Syndrome (HPS) Diagnosis Algorithm
Bubble echo is the first piece of the puzzle. The nail on
Hepatopulmonary Syndrome ... the dx is an A-a gradient ... Hepatopulmonary #Syndrome ... Algorithm #hepatology #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... sliding/barcode sign ... Consolidations - "Shred" sign ... Respiratory Distress Syndrome ... differential #diagnosis #signs
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
ACUTE STEMI - PULMONARY ... ) - BRUGADA SIGN ... (SYNDROME) - ... SPIKED HELMET SIGN
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Tunnel, Sicca Syndrome ... Rheumatoid Nodules, Pulmonary ... Instability, Felty's Syndrome ... #rheumatology #signs
Sarcoidosis
Stage 1 - Bilateral LAD without involvement of lung parenchyma
Stage 2 - Bilateral LAD with involvement
4 - Fibrosis Pulmonary ... chylothorax, and pulmonary ... sarcoid Lofgren Syndrome ... polyarthralgias Heerfordt syndrome ... Stages #Staging #Signs
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
) estimated by gradient ... significant portal HTN Signs ... and hepatorenal syndrome ... obstruction) • Lack of signs ... • Budd Chiari syndrome