83 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
• Mexion - C8 (median ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Characteristic clinical manifestations of Down syndrome 
 
Typical craniofacial appearance 
 • Round face and flat
manifestations of Down syndrome ... • Brushfield spots ... iris (pigmented spots ... #Downs #Syndrome ... #PhysicalExam #
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Virilization - Differential ... Hyperthecosis • Tumor ... Tumor Low Serum ... • Diazoxide Medical ... #Virilization #Differential
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Renin secreting tumor ... , Gitelman syndrom ... #Hypokalemia #Differential ... potassium #low #nephrology
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Sensory Changes - Differential ... Spondylosis • Tumor ... • Peroneal • Radial ... Weakness #Sensory #Neurology ... #Differential #
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve palsy • Medial ... One-and-a-half Syndrome ... ophthalmology #neurology ... #differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Hypokalemia - Differential ... of hypokalemia starts ... Renin-secreting tumor ... #hypokalemia #differential ... algorithm #causes #nephrology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... compression of the radial ... #Nerve #Palsy #PhysicalExam ... orthopedics #msk #sports ... #neurology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... Framework If Altered Mental ... hemorrhage, SAH, tumor ... Dilated #Pupil #differential ... #diagnosis #neurology
Altered Mental Status - Differential Diagnosis
 • Neurologic: Stroke, Cerebral hypoxia, Cerebral hemorrhage, Seizure, Trauma, TBI,
Altered Mental Status ... - Differential ... Diagnosis • Neurologic ... , Trauma, TBI, Tumor ... #Status #AMS #Differential