148 results
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
, inflammatory lung ... permeability, lung ... with decreased lung ... on CT or CXR ● PaO2 ... there is no clear cause
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... : Atelectasis, ARDS ... Embolism, Obstructive Lung ... , Interstitial Lung
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... Distress Syndrome (ARDS ... lobar collapse, lung ... severity of the ARDS ... #Acute #Respiratory
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Understanding & Treating ARDS ... - Acute Respiratory ... Impaired Oxygenation PaO2 ... @nickmmark #ARDS ... Respiratory #Distress #Acute
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... the severity Acute ... Distress Syndrome (ARDS ... submassive PE) POCUS ... #POCUS #ultrasound
Effect of Lung Recruitment and Titrated Positive End-Expiratory Pressure (PEEP) vs Low PEEP on Mortality in
Effect of Lung Recruitment ... Patients With Acute ... moderate to severe ARDS ... increased 28-day all-cause ... Recruitment #PEEP #ARDS
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... POCUS lung exam ... Pulmonary edema, ARDS ... Lung POCUS shows ... Lung POCUS invaluable
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... Compensation, Acute ... or restrictive lung
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Causes of Cough ... and Hemoptysis Acute ... Tuberculosis - Lung ... Cancer of the Lung ... #Differential #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
HYPOVENTILATION • Rising PaCO2 ... gas equation • Causes ... : Interstitial lung ... ventilation (V) in the lungs ... bypassing the lungs