487 results
Hyperventilation Test to Induce an Absence Seizure

#Hyperventilation #Test #Absence #Seizure #clinical #video #physicalexam #neurology #PetiteMal
Hyperventilation ... Absence Seizure #Hyperventilation ... Seizure #clinical #video
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Atelectasis Central Hypoventilation ... Hypothyroidism Peripheral Hypoventilation ... • Obesity Hypoventilation ... Diagnosis #Algorithm #Causes
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Rouleaux Flow on POCUS ... Amazing video ... significantly, it causes ... for underlying cause ... Jugular #IJ #Vein #POCUS
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
average settings • Causes ... Mount Everest) HYPOVENTILATION ... gas equation • Causes ... sedatives, obesity-hypoventilation ... • Most common cause
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
PVFM) Cardiac Causes ... Hematologic Causes ... acidosis of any cause ... Central neurogenic hyperventilation ... Endocrine Causes
Cheyne-Stokes Respirations on Physical Exam
Cheyne-Stokes is a type of breathing disorder characterized by cyclical episodes of
or hypopnea and hyperventilation ... Breathing #clinical #video
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... Hypotension • Hyperventilation ... Diagnosis #Algorithm #Causes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... exercise-related loss • Hyperventilation ... Diagnosis #Algorithm #Causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
starvation, diabetic) Causes ... Acetazolamide Causes ... alkalosis: - Hyperventilation ... - Salicylates Causes ... Asthma, Obesity hypoventilation
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Extrapulmonary hypoventilation ... Diagnosis #Algorithm #Causes