15 results
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Pupillary Defect (RAPD ... pupillary light reflex ... nerve* (main cause ... Pupillary #Defect #RAPD ... #neurology
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
- Differential ... - Rapid upstroke ... followed by rapid ... Disorders #Cardiology #Differential ... Diagnosis #Algorithm #causes
Afferent Pupillary Defect

An afferent pupillary defect passing through its timeline. The pupil that does not react
Afferent Pupillary ... the consensual reflex ... clinical #video #neurology ... ophthalmology #PhysicalExam ... #RAPD
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
pupillary defect (RAPD ... the pupillary reflex ... regarding the cause ... Pupillary #Defect #Neurology ... Pupils #MacrusGunn #PhysicalExam
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... acts both as an afferent ... Hoffmanns #Sign #Reflex ... clinical #video #neurology ... #PhysicalExam
Vagus Nerve Schwannoma eliciting paroxysmal cough when palpated

The cough reflex is caused by stimulation of vagal
is caused by stimulation ... of vagal nerve afferents ... neckmass #cough #physicalexam ... clinical #video #neurology ... #reflex
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... : • Bobbing: Rapid ... movement followed by rapid ... Casey Albin MD @ ... caseyalbin #PhysicalExam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Limb ischemia • Aortic ... refill - Poor pulses ... arthritis - Rapid ... extremity #msk #physicalexam
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... renal vein between aorta ... Radiation • Rapid ... #Hematuria #Differential ... #urology #nephrology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Esophageal spasm • Reflux ... disease (e.g., aortic ... regurgitation • Severe aortic ... Palpitations #Cardiology #Differential