21 results
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
and irreversible disease ... examination is usually normal ... course of the disease ... present in the video ... #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... sign • Vascular disease ... • Dorsal midbrain ... neudrawlogy #Parinauds #syndrome ... #neurology #diagnosis
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... #PhysicalExam #neurology ... #comatose #diagnosis
Normal Achilles Reflex

In 1896 Babinski (and later Oppenheim in 1904) described the abolition or reduction of
Normal Achilles ... Reflex In 1896 ... is an organic disease ... #Achilles #Normal ... #video #neurology
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
- Differential Diagnosis ... failure • AV nodal ... • Oculocardiac reflex ... #differential #diagnosis ... #causes #cardiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... #differential #diagnosis ... #causes #radiology ... #neurology
Abnormal Achilles Reflex

In 1896 Babinski (and later Oppenheim in 1904) described the abolition or reduction of
Abnormal Achilles ... Reflex In 1896 ... of the Achilles reflex ... is an organic disease ... #video #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... Narrowing of spinal canal ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... disease affecting ... levator to the tarsal ... effect of some abnormal ... #Ptosis #neurology