19 results
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
• Nephrotic Syndrome ... considered in all cases ... coagulation and other causes ... - COVID-19 - PNH ... pathophysiology #hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Tamponade Pulmonary ... - Water - Pus ... Hepatopulmonary syndrome ... Transverse myelitis • Hematology ... #pulmonary
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Acute Coronary Syndrome ... Arrhythmia • Atrial ... Pneumonia • ARDS ... Diagnosis #Algorithm #Causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... : Atelectasis, ARDS ... Gradient #alveolar #arterial
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Noncardiogenic Pulmonary ... Causes include: ... Excessive circulating catecholamines ... respiratory distress syndrome ... (ARDS) • Opioid
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... deficiencies - PNH ... Gardner-Diamond syndrome ... gangrenosum • Bacterial ... Differential #Diagnosis #hematology
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
infections are caused ... , Advanced HIV/AIDS ... presentations: • Pulmonary ... considered in certain cases ... treatment #fungal #infectiousdiseases
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... • Mounier-Kuhn syndrome ... Infection: TB, NTM, PNA ... dyskinesia • Young syndrome ... CT) • Broncho-arterial
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... lung disease Caused ... cirrhosis • Intra-pulmonary ... perfusion scanning or pulmonary ... hepatopulmonary #syndrome
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pneumonia: • 3 syndromes ... factor • May cause ... Infections #HIV #AIDS ... #pulmonary #differential ... #diagnosis #infectiousdiseases