2912 results
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Pulse-Temperature Dissociation ... Causes of Relative ... • Infectious Causes ... Non-Infectious Causes ... #Temperature #Dissociation
Patellar dislocation 
Patella dislocation refers to when the kneecap is completely displaced out of its normal
Patellar dislocation ... Patella dislocation ... Dislocation of the ... patella is primarily caused ... Patella dislocation
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Pulse-Temperature Dissociation ... BPM INFECTIOUS CAUSES ... • Fever OTHER CAUSES ... pulse-temperature dissociation ... #Temperature #Dissociation
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves • Caused ... Atrioventricular dissociation ... it indicates AV dissociation
Patellar dislocation
 - Most common in young athletes
 - Mechanism: twisting of extended knee with foot
Patellar dislocation ... medial blow - causes ... XRay #Patellar #Dislocation
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Oxyhemoglobin Dissociation ... Oxyhemoglobin #Dissociation ... #Differential #Causes
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... palsy" is a common cause ... Tunnel Syndrome - Causes ... Anterior Shoulder Dislocation ... - May cause axillary
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
., light-near dissociation ... It is caused by ... infection which causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
for intracranial masses ... a mass as the cause ... Cataract/Lens Dislocation ... Diagnosis #Algorithm #Causes
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Syphilis (light-near dissociation ... Diagnosis #Algorithm #Causes