2609 results
Echocardiogram and POCUS Cardiology Windows and Anatomy
 • Parasternal Long Axis (PLAX)
 • Subcostal 4 Chamber
Subcostal 4 Chamber (S4C ... Apical 4 Chamber (A4C ... Apical 2 Chamber (A2C
POCUS Echocardiography - Table of Cardiac Views and Windows
 • Parastemal Long-Axis View (PLAX)
 • Parasternal
-Chamber View (A4C ... -Chamber View (A5C ... -Chamber View (A2C ... -Chamber View (A3C
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Right to Left Shunt ... Right to Left Shunt ... Hypoxemia #Hypoxia #Differential
Differential Diagnosis: Cyanosis - Mnemonic "COLD PALMS"
Peripheral cyanosis 
• Cold 
• Obstruction 
• LVF and shock
Differential Diagnosis ... sulfhemoglobinemia • Shunt
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Peripheral Causes - Differential ... oticus (Ramsay Hunt ... Peripheral #Causes #Differential
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
the Newborn - Differential ... Left-to-Right Shunt ... Right-to-Left Shunt ... Cyanosis #Newborn #Differential
Tolosa-Hunt Syndrome
What?
 • Unilateral orbital/retrobulbar pain
 • Paresis of the cranial nerves Ill, IV, VI
 •
Tolosa-Hunt Syndrome ... neudrawlogy #Tolosa #Hunt
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Right-to-Left Shunt ... Hypoxemia #Hypoxia #Differential
AEIOU TIPS - Mnemonic for Causes of Altered Mental Status
A - Alcohol, Acidosis, Ammonia, Arrhythmia
E -
Occupying Lesions, Shunt ... encephalopathy #diagnosis #differential
Ramsay Hunt Syndrome - Herpes Zoster Oticus 
Triad:
1. Ipsilateral facial paralysis 
2. Ear pain 
3. Vesicles
Ramsay Hunt Syndrome