24 September 2021, via Shahriar Lahouti. Last Update 13 June 2026. CONTENTS Preface Pathophysiology of stroke Physiology: Core infarct vs. ischemic Penumbra Clinical presentation Anatomy of stroke Arterial territories...
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Shahriar Lahouti
Inflammatory Bowel Disease Ultrasound
12 June 2026 via Shahriar Lahouti. Peer reviewed by Mojtaba Chardoli. CONTENTS Preface Essentials for GI US Anatomy Scanning Technique Correlated US findings of bowel wall histology Key Sonographic Parameters for...
A Practical Guide to Read Chest CT For Emergency and Critical Care Physicians
2 May 2026 by Shahriar Lahouti. CONTENTS Preface PART I: The foundation & systemic approach Technical Essentials Hounsfield Units Contrast Timing & Protocols Windows Cardiac anatomy The 60-Second Systematic...
A Practical Guide to Deep Vein Thrombosis
19 December 2025 by Shahriar Lahouti. CONTENTS Preface Terminology Risk Factors Venous Anatomy Clinical Presentation Differential Diagnosis of DVT Diagnostic Evaluation Pretest Probability Estimation D-dimer Radiologic...
Diagnosing Pulmonary Embolism and Management of Low-Risk PE In ED
4 December 2025 by Shahriar Lahouti. CONTENTS Preface Epidemiology and Risk Factors Clinical presentation of PE Massive/submassive PE Large central PE Pulmonary infarction DVT Site of DVT and risk of PE Differential...
Anticoagulants in the ED: A Pragmatic Guide for the Emergency Physician
4 December 2025 by Shahriar Lahouti. CONTENTS Preface Hemostasis Balance Bleeding Patients Step 1:Identify the agent 📊Table: Anticoagulant agents Step 2: Managing Major bleeding-The Reversal Road Map 📊Table: Reversal...