54 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... spared in this injury ... palsy" is a common cause ... Dislocation - May cause ... Myotomes #diagnosis #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
spinal artery injury ... function below injury ... Syndromes #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... The Tree-in-Bud sign ... It is caused by ... diagnosis #clinical #radiology ... #ChestCT #pathophysiology
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Injuries Rock - Median ... Flexion Paper - Radial ... adduction) OK Sign ... Scissors #Nerve #Injury ... UpperExtremities #diagnosis #neurology
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Medial Meniscus ... Handle Tear - MSK Radiology ... The "double PCL sign ... Case description ... mri #clinical #Radiology
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... Kidney Injury ( ... stricture/valves Meatal ... Acute #Kidney #Injury ... #Differential #Nephrology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
injuries: Fractures (medial ... can't make A-OK sign ... ), ligamentous injury ... brachial artery injury ... Dislocation #Posterior #Radiology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve palsy • Medial ... Fasciculus (MLF) Iniury ... Skew Deviation Casey ... ophthalmology #neurology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Clinical Findings Medical ... Viral replication causes ... direct injury to ... PolyarteritisNodosa #Pathophysiology ... #Diagnosis #Signs
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... oscillopsia) • Otitis Media ... neurologic symptoms/signs ... Dizziness #Vertigo #Neurology ... Diagnosis #Algorithm #Causes