36 results
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
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Pupil - Relative Afferent ... RAPD) Definition: Afferent ... pupillary light reflex ... nerve* (main cause ... #Defect #RAPD #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential # ... diagnosis #table #neurology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
- Differential ... Physiologic Causes ... disorders: - Aortic ... regurgitation - Aortic ... Acute Coronary Syndrome
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Relative Afferent ... the pupillary reflex ... regarding the cause ... Pupillary #Defect #Neurology ... Pupils #MacrusGunn #PhysicalExam
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Algorithm Relative Afferent ... Midbrain (Parinaud's Syndrome ... Pupils #Defects #Differential ... Diagnosis #Algorithm #Causes
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... Diagnosis Framework Reflex ... bradycardia, Sinus pauses ... • Mechanical: Aortic ... Subclavian steal syndrome
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Classification Reflex ... Mechanical • Aortic ... Subclavian steal syndrome ... Classification #Table #Causes
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Hypertension - Differential ... • Nephritic syndrome ... : • Aortic coarctation ... HTN #Secondary #Nephrology ... #Differential #