32 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Erb's Palsy is caused ... Anterior Shoulder Dislocation ... - May cause axillary ... Myotomes #diagnosis #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
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... → Refer to Nephrology ... cystoscopy • Refer ... cause not identified ... Hematuria #Diagnosis #Algorithm
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Syphilis (light-near dissociation ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
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 ... clinical #video #ophthalmology ... #neurology #syndrome
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... • Neurologic ... Cataract/Lens Dislocation ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Excessive heat production ... maintained fever CAUSES ... Phaeochromocytoma Neurologic ... brain injury By Association ... #Differential #Causes
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
pupillary light reflex ... Optic nerve* (main cause ... Retina, Macula Main Association ... #Defect #RAPD #neurology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... Differential Diagnosis Algorithm ... hydronephrosis on U/S) • Reflux ... KidneyDisease #Nephrology ... Differential #Diagnosis #Algorithm
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Differential Diagnosis Algorithm ... Gastro-Esophageal Reflux ... • Trauma - Neurologic ... Differential #Diagnosis #Algorithm ... #causes