15 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... hand" ± Horner Syndrome ... Saturday night palsy ... Carpal Tunnel Syndrome ... sensory #motor #arm #physicalexam
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
) Nerve palsy ... ) Nerve palsy • ... One-and-a-half Syndrome ... Skew Deviation Casey ... ophthalmology #neurology #differential
Causes of Developmental Delay - Differential Diagnosis Algorithm
Isolated Domain Delay - Reduced Respiratory Drive:
 • Cognitive
Causes of Developmental ... Delay - Differential ... : • Cerebral Palsy ... Landau-Kleffner Syndrome ... #Peds #Pediatrics
Secondary causes of Hypertension
 • Medications, Drugs, Chemo: NSAIDS, Steroids, CNI, Alcohol, Cocaine, OCP, Licorice, MAOI,
Secondary causes ... NSAIDS, Steroids, CNI ... Other Endocrine causes ... low renin HTN causes ... #Hypertension #differential
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... VI palsy) • ... Miller-Fisher syndrome ... Diplopia #Differential ... #Diagnosis #Causes
Causes of Enuresis - Differential Diagnosis Algorithm
Primary Nocturnal Enuresis (Urinary Control Never Achieved)
 • Delayed Maturation
Causes of Enuresis ... - Differential ... Obstruction, Cerebral Palsy ... Non-neurogenic (Hinman Syndrome ... #Peds #Pediatrics
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... Ill Palsy - ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Ramsay Hunt Syndrome ... wit Facial Nerve Palsy ... Facial #Nerve #Palsy ... clinical #video #physicalexam ... #CN7 #CNVII
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... cirrhosis, nephrotic syndrome ... Pulmonary Diseases, CNS ... Disease, Meds (
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Causes of Hypotonic ... Floppy Newborn) - Differential ... Hemorrhage • CNS ... Other Congenital Syndromes ... #Peds #Pediatrics