Remaining Neurologic System. Review of Systems Decreased LOC Confusion Headache/Pain History of...
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Transcript of Remaining Neurologic System. Review of Systems Decreased LOC Confusion Headache/Pain History of...
![Page 1: Remaining Neurologic System. Review of Systems Decreased LOC Confusion Headache/Pain History of head injury or major trauma Clumsiness/decreased.](https://reader030.fdocuments.net/reader030/viewer/2022032516/56649c775503460f9492c60c/html5/thumbnails/1.jpg)
Remaining Neurologic System
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Review of Systems Decreased LOC Confusion Headache/Pain History of head injury
or major trauma Clumsiness/decreased
coordination or balance Seizures Fainting spells Dizziness
Physical disability Numbness or tingling Sudden change in
vision or hearing Behavioral changes
Attention, mood, speech, insight, judgment, orientation, or memory
Psychiatric symptoms Aphasia
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Complete Neurological Assessment Cerebral Function
Mental Status Cranial Nerve Function Sensory Function Motor Function Reflexes
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Sensory Function
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Sensory Function- A&P Review
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Common Sites for Referred Pain
© Pat Thomas, 2006.
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Dermatomes A band of
skin innervated by the sensory root of a single spinal nerve
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Sensory Function-Spinothalamic Tract
Superficial sensation Pain
Assess sharp and dull Allow at least 2 sec
between Temperature
Test only when pain sensation abnormal
Light (crude) touch Apply wisp of cotton
to arms, forearms, hands, chest, thigh, an legs
Sharp and dull and light touch intact
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Sensory Function-Spinothalamic Tract
Scatter stimuli so as to sample most dermatomes and peripheral nerves Both shoulders (C4) Inner and outer aspects of forearm (C6, T1) Thumbs and little finger (C6, C8) Front of both thighs (L2) Medial and lateral aspects of both calves (L4, L5) Little toe (S1) Medial aspect of each buttock (S3)
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Sensory Function-Posterior Column Tract
Deep sensation Vibration
Use low pitch tuning fork (128 0r 256Hz)
Place over bony surface of fingers and great toe Vibration intact
Position (Kinesthesia) Move finger or big toe
up or down and ask which way move Kinesthesia intact
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Sensory Function-Posterior Column Tract
Discriminatory sensations Stereognosis
Recognize objects Stereognosis intact.
Graphesthesia Read number traced on
hand Graphesthesia
intact Two-point discrimination
Distinguish separation of two stimuli No longer
perceives two separate points at ___mm
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Motor Function
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Motor Function- A&P Review
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Motor Function- Muscles
Muscle size & symmetry Palpate major muscle groups of arms & legs
Muscle Tone While at rest and with passive movement
Normal, flaccid, spastic, or rigid
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Muscle Strength Muscle Strength Testing
Arm Flexion & Extension Grip Strength Hip Flexion & Extension Thigh Adduction and Abduction Knee Flexion & Extension Ankle Dorsiflexion & Plantar Flexion
Ask to lift extremity against gravity and the against resistance 5/5- Full ROM against gravity, full resistance
4/5- Full ROM against gravity, some resistance 3/5- Full ROM with gravity 2/5- Full ROM with gravity eliminated (passive) 1/5- Slight contraction 0/5- No contraction No atrophy, weakness,or tremors
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Motor Function- Cerebellar Function Balance tests
Gait Walk 10-20 feet, turn,
and walk back the other way Gait smooth &
coordinated Tandem walk
Able to tandem walk
Romberg Test Feet together, arms at
side, and eyes closed and hold 20 seconds
No swaying = negative Romberg
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Motor Function- Cerebellar Function Coordination & Skilled Movements
Rapid alternating movements (RAM) Patient pats knees with front and back of
hands quickly Rapid alternating movements quick and accurate
Finger-to-finger test Touch thumb to each finger on same hand
quickly Watch for cerebellar tremor (intention tremor)
Tremor of extremity that occurs at end of purposeful mvmt. Caused by lesion/damage to cerebellum from stroke, tumor, MS, inherited degenerative disorders
Finger to finger test smooth and accurate
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Motor Function- Cerebellar Function Touch thumb to each finger on
same hand Thumb opposition quick and
accurate
Finger-to-nose test With eyes closed patient
touches tip of his/her nose quickly with index finger, alternating hands Finger to nose smooth and
accurate
http://www.youtube.com/watch?v=90a5cI7wDcY&feature=related
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Reflexes
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Reflexes- A&P Review
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Reflexes Deep Tendon Reflexes (DTR)
Biceps (C5-C6) Triceps (C7-C8) Brachioradialis (C5-C6) Quadriceps (Patellar) (L2-L4) Achilles (L5-S2)
Superficial Reflexes Plantar Reflex/Babinski (L4-S2) Abdominal Reflexes
(Upper T8-T10) (Lower T10-T12)
Crematic Reflex (L1-L2)
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Biceps Reflex Place your thumb or
finger firmly on the biceps tendon.
Strike with the reflex hammer so that the blow is aimed through your thumb toward the biceps tendon
Observe flexion at the elbow, and watch for and feel the contraction of the biceps muscle Biceps reflex 2+ bilaterally
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Triceps Reflex Strike the triceps
tendon above the elbow
Watch for contraction of the triceps muscle and extension at the elbow Triceps reflex 2+
bilaterally
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Brachioradialis Reflex Strike forearm
approximately 2-3cm above radial styloid process
Watch for flexion and supination of the forearm Brachioradialis reflex
2+ bilaterally
http://www.youtube.com/watch?v=3zUm0uWn6cE&feature=related
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Quadriceps (Patellar) Reflex Briskly tap the patellar
tendon just below the patella
Note contraction of the quadriceps with the extension at the knee Patellar reflex 2+
bilaterallyhttp://www.youtube.com/watch?v=_GS2bMQLgPw&feature=fvwrel
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Achilles Reflex Dorsiflex the foot at
the ankle Have the patient relax Strike the Achilles
tendon Watch and feel for
plantar flexion at the ankle Achilles reflex 2+
bilaterally
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Plantar Reflex Stroke the lateral aspect
of the sole from the heel to the ball of the foot, curving medially across the ball
Note movements of the toes, normally plantar flexion
Plantar reflex with down going
toes/Negative Babinskihttp://www.youtube.com/watch?v=oI_ONptx2Ns&feature=related
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Basic Neurological Exam/Recheck
Affect Level of Consciousness
Degree of wakefulness/ responsiveness to environment Orientation Speech Pattern Facial Symmetry Ability to Follow 1 Step Commands Direct & Consensual Pupillary Response & Accomodation Hand Grasps & Foot Pushes
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Testing for Meningitis Kernig’s sign
In supine position flex knee and hip of one leg to 90 degrees, then gently try to straighten leg. Positive if pain in low back and hamstring and of knee
won’t straighten more than 135 degreesNegative Kernig’s sign http://www.youtube.com/watch?v=rJ-5AFuP3YA&feature=related
Brudzinski’s sign In supine position place one hand behind patient’s
neck and lift off of bed trying to touch chin to chest. Positive if hips and knees involuntarily flex Negative Brudzinski’s sign