Anatomy And Lesions Flashcards
Patient presents with:
- bilateral loss of pain and temp sensations in upper extremities
- spastic paralysis, hyperreflexia,hypertonic of lower extremities
- loss of proprioceptive and 2 point discrimination
Syringomyelia
Patient presents with:
- Paresis and atrophy of intrinsic muscles of hand, followed by arm and shoulders
- dysarthria, dysplasia, and paresis of tongue
- spastic paralysis, hyperreflexia, and Babinski
- No sensory defects
ALS
Where is the lesion:
- Right Face loss of sensory
- Left side body loss of sensory
Alternating hemianalgesia, with lesion on the right
Where is the lesion:
-Abnormal horizontal gaze to the right
Left sides lesion
What is the diagnosis:
- loss of pain and temp from left face
- loss of pain and temp from right body
- Swallowing defects
Wallenberg Syndrome aka lateral medullary syndrome on the left
What is the diagnosis:
- Deafness and balance issues in right ear
- Bell’s Palsy
- hemianalgesia
Cerebellopontine (CPA) syndrome in right ear, usually caused by a posterior fossa tumor, especially the acoustic neuroma
What is the diagnosis:
- External strabismus
- R Pupillary dilation
- R Complete ptosis
- R loss of pain and temp of face
- L loss of proprioception and 2 point tactile of body
- Tremor at rest
- Ataxia and choreiform Movement
-Benedict Syndrome (lesion at the midbrain tegmentum)
What is the diagnosis:
-Paralysis of upper gaze
Parinaud’s Syndrome, usually from tumor in Pineal gland
What is the diagnosis:
- Constant spontaneous pain without stimulus
- Extreme mood swings
- “Bugs Crawling on Me”
- Deep Pains
Thalamus Syndrome, usually due to thrombosis of posterior cerebral arteries
What is the diagnosis:
- R paralysis of lateral gaze/internal strabismus
- R Bell’s Palsy
- L spastic hemiplagia
Right Millard-Gubler syndrome
What is the diagnosis:
- R external strabismus
- R pupillary dilation and ptosis
- L body spastic hemiplagia
- R supranuclear facial palsy
- Right resting tremor
Weber Syndrome
What is the diagnosis:
- Unable to recognize familiar objects
- strong oral tendencies
- overeating
- Hypersexuality
Kluver Bucy Syndrome
What lesion is the cause of these symptoms:
- flaccid paralysis
- areflexia
- Antonia
- atrophy
- fasiculations
Lower motor neuron lesion
What lesion is the cause of these symptoms:
- Hypertpnia
- hyperreflexia
- Babinski’s sign
- clonus
Upper motor neuron
What is the lesion location:
Failure to recognize the body scheme of the opposite side
Superior parietal lobule lesion
What is the location of the lesion:
- finger agnosis
- Right-left disorientation
- dysgraphia
- dyscalculia
Gerstmann Syndrome aka lesion to the dominant parietal lobe
What is the diagnosis:
- apathy
- Occasional euphoria
- Abrupt irritability
- socially inappropriate behavior
Frontal lobe syndrome
What is the diagnosis:
- Ispalateral postural impairment (postive Romber’s test)
- Vertigo
- Nystagmus
- Nausea, vomiting, pallor
- Body and eyes looking to the right
- Falling to the right
Vestibular dysfunction on the right
What is the location of lesion in:
-Hemiballism (throwing things, wild violent motions,
Subthalamus
What is the diagnosis:
- Acute mountain sickness, became comatosed
- Brought back down, and recovered
- Changes in her personality began, less interested in hobbies
-Globus Pallidus Syndrome due to hypoxia (can mimic frontal lobe syndrome)
Which condition is characteristic to show homonymous hemianopsia
ZOptic radiation damage, comply seen in damage to internal capsule due to MCA occlusion
What is the diagnosis:
- loss of pain and temp on left body
- touch loss on left body and some of left face
- Left spastic hemiplagia with hyperflexia and Babinski
- inabilty to smile on left side
- Left homonymous hemianopsia
Infarction of posterior limb of internal capsule
Lesions in which are are indicative by superior homo qyatropia
Loop of Meyer
What is the diagnosis:
- olfactory hallucination of burning tar/sulfer
- superior homo quadratropic
Temporal mass
