42 results
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... L3 Medial Femoral ... #SpinalCord #Injury ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
• Mexion - C8 (median ... opp - C8, T1 (median ... ) Reflexes: ... spared in this injury ... Myotomes #diagnosis #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Acute spinal cord injury ... in spinal cord injury ... #differential # ... diagnosis #table #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
spinal artery injury ... bladder and rectal reflex ... Syndromes #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... this specific case ... The median nerve ... #Reflex #Positive ... clinical #video #neurology
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Medial Meniscus ... The "double PCL sign ... Case description ... Differential diagnosis ... BucketHandle #Tear #knee #mri
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
patient) - 90% - Differential ... Audiogram - Perform MRI ... • Metabolic Causes ... Cerumen • Otitis Media ... • Closed Head Injury
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... : • Severe injury ... Awareness • Injury ... • Examine for signs
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... Kidney Injury ( ... stricture/valves Meatal ... Postrenal #Failure #Differential ... #Nephrology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve palsy • Medial ... Fasciculus (MLF) Iniury ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #