48 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
SAME, Cushing Syndrome ... diuretics, Bartter syndrome ... , Gitelman syndrom ... Non-reabsorbable anions ... Diagnosis #Algorithm #causes
Adson's Test for Thoracic Outlet Syndrome

To perform Adson's Test locate the radial pulse.
Have the patient take
Adson's Test for ... Thoracic Outlet Syndrome ... To perform Adson's ... thoracic outlet syndrome ... #PhysicalExam #
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Nonreabsorbable anions ... • Gitelman's syndrome ... • Bartter's syndrome ... Diagnosis #Algorithm #Causes
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... Jaw-winking syndrome ... thought to be caused ... Most cases are congenital ... video #neurology #physicalexam
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
Pemberton's Sign caused ... Elevating the arms causes ... superior vena cava syndrome ... Thyroid #Goiter #PhysicalExam ... neck #mass #SVC #Syndrome
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... suggests extra-renal causes ... ↓ Aldosterone: Syndrome ... , Gitelman syndrome ... Non-reabsorbable anions
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
• Gilbert's Syndrome ... Crigler-Najjar Syndromes ... Dilatation on Ultrasound ... Diagnosis #Algorithm #Causes
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Non-reabsorbed anions ... Licorice • Liddle's Syndrome ... Diagnosis #Algorithm #Causes
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... disease - Renal ultrasound ... Duplex Doppler ultrasound ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... - Causes paraesthesia ... sensory #motor #arm #physicalexam