28 results
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Thrombosis vs Arterial ... • Cardiac: - Atrial ... thrombus - atrial ... fibrillation - Left ... #pathophysiology
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... hereditary pulmonary arterial ... idiopathic pulmonary arterial ... hypertension; PCH ... lung disease; LFT
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... • Pulmonary Arterial ... Hypertension Intracardiac ... Defect ** • Atrial
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Differential Diagnosis ... Algorithm Pulmonary Arterial ... Disease - HIV Left-Sided ... Metabolic Disorders Chronic
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Pulmonary arterial ... Idiopathic pulmonary arterial ... due to left heart ... Classification #Diagnosis ... #Differential #Causes
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Stroke Volume / Arterial ... disorders - Chronic ... of developing atrial ... mmHg developed atrial ... PP and systolic hypertension
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Chronic Hypertensive ... Diffuse and focal arterial ... thickening at the arteriole ... Retinopathy #pathophysiology ... ophthalmology #diagnosis
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
pregnancy • chronic ... anæmia • arterial ... Dissociation #Curve #Pathophysiology ... #Differential #Causes ... #Diagnosis
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... patients with chronic ... atrial thrombus ... test for DM Atrial ... atrial occlusion
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... - Rule out Left-Sided ... Syndrome • Chronic ... Primary Pulmonary Arterial ... Hypertension