Shahriar Lahouti
21 Feb, 2022 via Shahriar Lahouti. Last updated 14 July 2026. CONTENTS Introduction Background Pathophysiology of RV failure Definition of PH Epidemiology and risk factors Causes of PH Classification of Chronic PH...
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Hypokalemia Emergency Management
December 15, 2021 via Shahriar Lahouti. Last Update 8 July 2026. CONTENTS Preface Potassium homeostasis Internal distribution of potassium Kidney potassium handling Pathophysiology Clinical manifestation Diagnosis Red...
Sepsis and Septic Shock: An Emergency Medicine-Focused Review.
3 January 2023, by Shahriar Lahouti. Last Update 31 July 2025. CONTENTS Definition Epidemiology Pathophysiology Organ-specific effect of sepsis Clinical presentation Signs and symptoms of infection Signs of end-organ...
Acute Pulmonary Embolism: Management of High and Intermediate-Risk Pulmonary Embolism
October 24, 2020, by Shahriar Lahouti. Last update September 25, 2026. šCONTENTS Preface Hemodynamic Assessment of Suspected PE Clinical presentation Diagnosis Differential diagnosis Critical signs & symptoms...
Hypoglycemia-Diagnosis and Treatment in Adult Patients
Dec 23, 2021 via Shahriar Lahouti. Updated 30 June 2026.Ā CONTENTS Preface Etiology Background CuasesĀ Risk factors Antidiabetic Medications Mechanism of action Non-insulin Anti-diabetic agents Insulin Insulin- Rapid...
Update on Management of Acute Ischemic Stroke in The Emergency Department
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...
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 approachĀ 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 šTable: Anticoagulant agents Step 2: Managing Major bleeding-The Reversal Road Map šTable: Reversal...
Critical Poisoning: A General Approach To Management Of Intoxication In Adults
August 18, 2024, by Shahriar Lahouti. Last Update 15 September 2025. CONTENTS Preface Diagnosis History & physicals Toxidrome Investigation Resuscitation General principles Airway management Neurologic toxicity...
Valvular Emergencies Part 1: Diagnosis and Management of Severe Mitral Regurgitation Made Easy!
18 December by Shahriar Lahouti.Ā Last update 12 September 2023. CONTENTS Preface Case scenario Background Scope of discussion Mitral valve apparatus Terminology Mitral regurgitation Mechanism of MR Etiology of MR...