09/04/2026
(Clinical Overview)
A neurological examination is a systematic assessment used to evaluate the function of the central and peripheral nervous systems. It helps identify abnormalities in brain, spinal cord, and nerve function.
According to Clinical Skills: An Introduction for Nursing and Healthcare, neurological observations commonly focus on level of consciousness, pupil response, and limb movement .
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🧠 1. General Observation & Level of Consciousness
Key components:
• Appearance & behavior (alert, confused, drowsy)
• Orientation (time, place, person)
• Speech (clear, slurred, incoherent)
Tools:
• AVPU Scale
• A – Alert
• V – responds to Voice
• P – responds to Pain
• U – Unresponsive
• Glasgow Coma Scale (GCS) 
• Eye opening (E)
• Verbal response (V)
• Motor response (M)
• Total score: 3–15
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👁️ 2. Pupil Assessment
Assess:
• Size (equal or unequal – anisocoria)
• Shape
• Reaction to light (direct & consensual)
Normal findings:
• Equal pupils
• Brisk reaction to light
Abnormal findings:
• Fixed or dilated pupils → possible brain injury
• Unequal pupils → neurological pathology
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💪 3. Motor Function (Limb Movement)
Assess:
• Movement: spontaneous or on command
• Strength (graded 0–5)
• Symmetry (left vs right)
Tests:
• Ask patient to:
• Lift arms/legs
• Push/pull against resistance
• Pronator drift test
Findings:
• Weakness or paralysis → neurological deficit
• Unequal strength → possible localized lesion
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🔨 4. Reflexes
Common reflexes:
• Deep tendon reflexes (DTRs):
• Knee (patellar)
• Ankle (Achilles)
• Superficial reflexes
• Plantar reflex (Babinski sign)
Interpretation:
• Hyperreflexia → upper motor neuron lesion
• Hyporeflexia → lower motor neuron lesion
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👃 5. Cranial Nerve Examination
12 Cranial Nerves:
1. Olfactory – smell
2. Optic – vision
3,4,6 – eye movements
5 – facial sensation
7 – facial expression
8 – hearing & balance
9,10 – swallowing
11 – shoulder movement
12 – tongue movement
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🧍 6. Sensory Function
Test:
• Light touch
• Pain (pinprick)
• Temperature
• Vibration
• Proprioception (position sense)
Findings:
• Loss of sensation → nerve or spinal cord damage
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🚶 7. Coordination & Gait
Coordination tests:
• Finger-to-nose
• Heel-to-shin
Gait assessment:
• Normal walking
• Tandem walk (heel-to-toe)
• Romberg test
Abnormal:
• Ataxia → cerebellar dysfunction
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🔑 Summary
A complete neurological examination includes:
1. Level of consciousness (GCS/AVPU)
2. Pupillary response
3. Motor function
4. Reflexes
5. Cranial nerves
6. Sensory system
7. Coordination & gait
👉 These assessments are essential for detecting neurological deterioration, especially in conditions like head injury, stroke, or infection .
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