308 results
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... involved) - Tendon reflex ... in deep tendon reflexes ... unilateral) #SpinalCord
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
cord neurological lesion ... the site of a lesion ... Non-compressive Spinal Cord Causes ... dysfunction • Abnormal reflexes ... #spinal #cord #spinalcord
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
Sensory Motor Reflex ... Flexion Biceps Reflex ... Brachioradialis Reflex ... Extension Triceps Reflex ... Sphincter None #SpinalCord
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
neurotransmitter cause ... cause very different ... This lesion causes ... positive Babinski reflex ... causes hyporeflexia
Gastrointestinal Causes of Iron Deficiency Anemia
 • Mass lesions: Carcinoma, Large polyps
 • Inflammatory: Reflux esophagitis,
Gastrointestinal Causes ... Anemia • Mass lesions ... Inflammatory: Reflux ... esophagitis, Cameron lesions ... Deficiency #Anemia #Causes
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
indicates pontine lesion ... indicates pontine lesion ... legs extended; lesion ... legs extended; lesion ... Casey Albin MD @
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Ring-Enhancing Lesions ... syndrome + MRI lesions ... present w/ CNS lesions ... differential #diagnosis #causes
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... time, and can cause ... delusions and, in some cases ... the orbicular reflex ... the Orbicular Reflex
Moro Reflex on Newborn Physical Exam

The Moro reflex is obtained by holding the baby’s head and
Moro Reflex on Newborn ... Exam The Moro reflex ... upper motor neuron lesions ... brachial plexus lesion ... #Moro #Reflex #Peds
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
the potential causes ... ring enhancing lesion ... RingEnhancing #Lesions