41 results
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Afferent Pupillary Defect ... Optic nerve* (main cause ... Swinging flashlight ... Afferent #Pupillary #Defect
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Afferent Pupillary Defect ... test or "swinging-flashlight ... afferent pupillary defect ... regarding the cause ... Afferent #Pupillary #Defect
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Clues to Differential Diagnosis of Central Cyanosis: Onset of cyanosis, Clubbing, Secondary erythrocytosis, Auscultation, X-ray, Echocardiography,
Clues to Differential ... Cyanotic heart defect ... Central #Cardiology #Causes ... #Table #Comparison
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Glucocorticoid deficit ... Mineralocorticoid deficit ... Differential #Diagnosis #Table ... #Causes
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Differential Diagnosis Table ... whether AF is cause ... /effect • Tx: ... Underlying cause ... Differential #Diagnosis #Table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
bradycardia • Sinus pauses ... Medication side effect ... Medication side effect ... Classification #Table ... #Causes
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
with coagulation defects ... child * Severe cases ... Severe coagulation defects ... hematology #diagnosis #table
Thrombocytopenia and Pregnancy
Three syndromes in the critically ill pregnant woman who presents with coagulation defects.
1) HELLP
with coagulation defects ... child * Severe cases ... Severe coagulation defects ... Diagnosis #Comparison #Table
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate ... by cells as a direct ... / hypoxemia -> focus ... B3: Hereditary Defects ... myopathies - Defects
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Genetic defects ... Low #Magnesium #Table ... Classification #Causes