Dr. Abdolghder Pakniyat
Shahriar Lahouti
11 April, 2023 by Shahriar Lahouti. Approach to crashing patients on mechanical ventilation There are multiple reasons for a patient to deteriorate while on mechanical ventilation. Having a systematic method of...
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Mechanical Ventilation: From Bench To The Bedside Review.
January 14, 2021 by Shahriar Lahouti. Last update 1 December, 2024. CONTENTS Preface Respiratory failure Introduction to MV Physiology of Positive pressure ventilation Foundational concepts Basic ventilator parameters...
Pulseless Electrical Activity In The Emergency Department
16 March 2023 by Shahriar Lahouti. Peer reviewed by Mojtaba Chardoli. CONTENTS Preface Clinical presentation Pulseless electrical activity (PEA) True PEA vs. Pseudo PEA Clinical significance Spectrum of PEA Evaluation...
Anaphylaxis & Angioedema: Practical Approach to Diagnosis and Management in Emergency Department
12 November 2020 by Shahriar Lahouti. Last update 15 February 2023. CONTENTS Preface Pathophysiology Etiology Clinical findings Diagnosis Diagnosis pitfall Differential diagnosis Angioedema Treatment Therapeutic...
Secondary Brain Injury: Time Is The Brain
15 October, 2020 by Mojtaba Chardoli. Peer reviewed by Shahriar Lahouti. Last update 15 February 2023. CONTENTS Preface Cerebral physiology Intracranial pressure Cerebral blood flow Cerebral perfusion pressure Primary...
Chardoli
The Realm of Tissue Perfusion: Systemic Hypoperfusion and Congestion.
12 August 2020, by Shahriar Lahouti. Last update 1 July 2025. CONTENTS Preface Pathophysiology of Circulatory Failure Common final pathway Heterogeneity of shock Organ Congestion General Principles of Diagnosis and...
The Conundrum of Inferior Vena Cava Evaluation Revisited- Guyton at the bedside
13 September, 2020 by Shahriar Lahouti. Peer reviewed by Mojtaba Chardoli. Last update 14 February, 2023. CONTENTS Preface Anatomy Imaging 2D ultrasound IVC indices Doppler Ultrasound Basic cardiovascular physiology...
Valvular Emergencies Part 1: Diagnosis and Management of Severe Mitral Regurgitation Made Easy!
18 December by Mojtaba Chardoli. Peer reviewed by Shahriar Lahouti. Last update 12 September 2023. CONTENTS Preface Case scenario Background Scope of discussion Mitral valve apparatus Terminology Mitral regurgitation...
Adult Respiratory Distress: ABCs of Oxygenation and Ventilation
4 January 2021 by ShahriarLahouti. Last update 10 February 2023. CONTENTS Preface Definition and diagnostic criteria Anatomic backbone Respiratory control Work of breathing Physiologic backbone Ventilation Relevant...
Syncope: Approach to Diagnosis and Management of Adult Syncope in the ED
29 November, 2020 by Shahriar Lahouti. Last update 8 February 2023. CONTENTS Preface Definition Pathophysiology Etiology Evaluation of syncope in ED Principles History & physical exam ECG Bedside ultrasound Other...
Acute Right Heart Failure: Principles of Diagnosis and Management In The ED Revisited.
31 August 2020 by Shahriar Lahouti. Last update 7 February 2023. CONTENTS Preface Anatomy and echocardiography of the right heart Physiology Mechanical aspect of ventricular contraction Basic cardiovascular physiology...
Acute Aortic Syndromes
30 July, 2020 by Shahriar Lahouti. Last update 5 February, 2023. CONTENTS Preface Anatomy Patthophysiology and definition Aortic dissection Intramural hematoma (IMH) Penetrating aortic ulcer (PAU) Periaortic hematoma...