81 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... , T1 (median) Reflexes ... damage to the upper ... Anterior Shoulder Dislocation ... Myotomes #diagnosis #neurology
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
- Light-near dissociation ... Dark, Mydriatics Diseases ... and classical association ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
Tremor of Wilson's Disease ... near arm tremor caused ... by continuous abduction ... clinical #video #neurology ... #copper #physicalexam
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
Tremor of Wilson's Disease ... near arm tremor caused ... by continuous abduction ... clinical #video #neurology ... #copper #physicalexam
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
and irreversible disease ... time, and can cause ... course of the disease ... you strike the upper ... clinical #video #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... no light-near dissociation ... • Other causes ... #PhysicalExam #neurology ... #ophthalmology
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
Hoffman's sign means upper ... The Hoffmann's reflex ... is flexion and adduction ... Hoffmanns #Sign #Reflex ... clinical #video #neurology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... Kidney Disease ... hydronephrosis on U/S) • Reflux ... KidneyDisease #Nephrology ... Diagnosis #Algorithm #Causes
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
i.e., light-near dissociation ... It is caused by ... infection which causes ... clinical #video #ophthalmology ... #neurology #syndrome
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... cold agglutin disease ... e.g. sickle cell disease ... , Copper and lead ... Extravascular #Causes