Weber Syndrome and Related Conditions

These flashcards cover key terms and definitions related to Weber syndrome and its associated conditions.

Weber Syndrome

A neurological condition characterized by oculomotor nerve palsy and contralateral weakness.

I/L Ptosis

Ipsilateral drooping of the eyelid, a common symptom of Weber syndrome.

Mydriasis

Pupil dilation, another feature of oculomotor nerve dysfunction in Weber syndrome.

Corticobulbar Fibres

Nerve fibers that control the muscles of the face; involved in Weber syndrome.

Nothnagel Syndrome

Characterized by ipsilateral 3rd nerve palsy and contralateral ataxia.

Benedikt Syndrome

Condition involving ipsilateral oculomotor nerve palsy and contralateral chorea and tremors.

Superior Cerebellar Peduncle

A structure that decussates and is involved in Nothnagel syndrome.

Rubrothalamic Tract

A pathway involved in the motor control and affected in Benedikt syndrome.

Medial Lemniscus

Part of the sensory pathway from the body to the brain that is implicated in Benedikt syndrome.

C/L Face Weakness

Contralateral weakness of the facial muscles, prevalent in Weber syndrome.

C/L Arm and Leg Weakness

Contralateral weakness affecting limbs, associated with Weber syndrome.

C/L Gait Ataxia

Contralateral imbalance and coordination difficulties seen in Nothnagel syndrome.

C/L Proprioception Loss

Loss of the sense of body position contralaterally, as seen in Benedikt syndrome.

C/L Chorea

Involuntary, erratic movements affected contralaterally, characteristic of Benedikt syndrome.

C/L Resting Tremors

Involuntary shaking at rest, indicative of Benedikt syndrome.