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NEUROGENIC CONDITIONS, (ASESSMENT FINDINGS …
NEUROGENIC CONDITIONS
STROKE
What is it? A stroke is a loss of blood flow to a part of the brain causing speech impairment, motor function deficits and one sided paralysis in most cases.
Ischemic Stroke (Most Common) Caused by a blood clot blocking an artery that supplies blood to the brain.
DEMOGRAPHICS Most common in:
-Older adults 55+ but can happen to anyone
-Elderly patients
Can also occur in younger adults caused by:
-Drug use
-Clotting disorders
-Trauma
TREATMENT (ON UNIT):
EMT SCOPE
Maintain airway
Suction if needed
Oxygen
Glucose Check
Rule out hypoglycemia
Stroke Scale
Use:
FAST
BE-FAST
Determine Last Known Normal
DEFINITIVE TREATMENT (HOSPITAL) Thrombolytics (Clot-Busting Drugs)
(alteplase)
Must usually be given within:
4.5-5 hours from symptom onset
Mechanical Thrombectomy
(Clot physically removed from vessel.)
Used for:
Large vessel blockages
Long-Term Management
Anticoagulants
Blood pressure control
Rehabilitation
TREATMENT (ON UNIT): PARAMEDIC SCOPE
Advanced Airway Management
If decreased LOC:
Supraglottic airway
Intubation if necessary
IV
Usually normal saline at keep-vein-open rate
Advanced Cardiac Monitoring
12-lead ECG
Monitor for atrial fibrillation or dysrhythmias
Transient Ischemic Attack (TIA) A temporary interruption of blood flow to part of the brain that causes stroke-like symptoms but does not result in permanent brain damage.
DEMOGRAPHICS
55+ years old
-Elderly patients
Can Occur in Pts with:
Hypertension
Diabetes
Smoking
High cholesterol
TREATMENT
EMT SCOPE
Airway Management
Position patient appropriately
Oxygen
Only if:
Hypoxic
Respiratory distress present
Stroke Assessment
Neurologic exam
Neuro status
Rapid Transport
TREATMENT PARAMEDIC SCOPE
IV Access
(Usually saline lock/KVO) fluidsContinuous ECG Monitoring
Look for:
Atrial fibrillation
Dysrhythmias
Cardiac ischemia
Neuro Exams
Monitor for:
Deficits
Worsening symptoms
New weakness/speech problems
DEFINITIVE TREATMENT (HOSPITAL)
Diagnostic Testing
CT Scan
(Rules out hemorrhage)
MRI
Carotid Ultrasound
Check carotid stenosis
Cardiac Evaluation
Medications
Antiplatelet Therapy
Anticoagulants
-Eliquis
-Warfarin
ASSESMENT FINDINGS
Sudden one sided weakness
Facial droop
Arm drift
Temporary paralysis
Temporary blindness in one eye
Blurred vision
Double vision
Dizziness
Loss of balance
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EPILEPSY
What is it? Epilepsy is a chronic neurologic disorder where a person has frequent unprovoked seizures caused by abnormal electrical activity in the brain.
SEZIURES
What are they? A sudden uncontrolled burst of abnormal electrical activity in the brain
This abnormal activity disrupts normal brain function and can affect
-Movement
-Consciousness
-Sensation
-Behavior
PATHOPHYSIOLOGY
Brain neurons become overexcited
Excess electrical discharge occurs
Normal communication is interrupted
Abnormal motor/sensory/mental activity
Symptoms differ
GENERALIZED SEZIURE (TONIC CLONIC) Generalized Seizures
Affect both sides of the brain
Absence
Usually involve impaired consciousness
TREATMENT
EMT SCOPE
Airway
Vomiting
Secretions
Breathing
Respiratory effort
Watch out for
Cyanosis
Oxygen saturation
Circulation
Pulse
BP
Skin signs
Neurologic Assessment:
LOC
Pupil response
Postictal state
Glucose level
Duration of seizure?
First seizure?
Trauma?
History of epilepsy?
Medications?
Drug/alcohol?
TREATMENT PARAMEDIC SCOPE
Oxygen
Give oxygen if:
Hypoxic
Cyanotic
Respiratory distress present
Monitor Pulse/BP/ECG rhythm Benzodiazepines
Midazolam
Lorezapam
*TREATMENT HOSPITAL EEG/advanced diagnostics
CT/MRI
Long-term anticonvulsants
Glucose correction Treat underlying cause ICU care if severe
Cardiac monitoring Neurospecialty care
ASSESMENT FINDINGS
Before the Seizure (Aura)
Strange smell/taste
Déjà vu
Anxiety
Visual disturbance
During the seizure
Jerking movements
Full body convulsions
Drooling/foaming
Tongue biting
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FOCAL/ PARTIAL SEZIURES
Begin in one area of the brain
Might
Stay localized
OR
Spread to generalized seizure
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TREATMENT Protect airway
Prevent injury
Monitor neurologic status
Identify reversible causes
Ensure patient/environment safety.
Airway Management
Look out for:
Vomiting
Secretions
Airway compromise
Check blood glucose
DEFINITIVE TREATMENT (HOSPITAL) Blood Tests
Checking:
Electrolytes
Glucose
Infection
Toxicology
Imaging
CT Scan
Checks for:
Stroke
Bleeding
Tumor
Trauma
MRI
Medications
Anticonvulsants
Keppra
Carbamazepine
Lamotrigine
TREATMENT PARAMEDIC SCOPE
Cardiac Monitoring
Continuous ECG monitoring.
Looking out for:
Dysrhythmias
Cardiac causes of AMS
IV/IO Access
Establish access if:
Recurrent seizures
Potential medication needed
Benzodiazepines
ASSESMENT FINDINGS
Conscious and aware
Able to speak/respond
Twitching of one arm/leg
Facial twitching
Jerking movements on one side
Tingling/numbness
Visual disturbances
Auditory hallucinations
Strange smells/tastes
DEMENTIA
What is it? It is a progressive degenerative brain disease that slowly destroys brain cells and brain function over time.
ALZHEIMERS
PATHOPHYSIOLOGY
Two abnormal proteins build up in the brain:
Beta-Amyloid Plaques
-Protein clumps that accumulate between neurons.
-interfere with communication between brain cells.
Neurofibrillary Tangles
-Twisted tau proteins inside neurons.
-Damage the cell’s transport system and cause cell death.
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DEMOGRAPHICS
Most Common
Adults 65+ years old
Risk increases with age.
Early-Onset Alzheimer’s
Can occur:
30s–60s
Usually has to do with genetics.
ASSESMENT FINDINGS
Mental Status Changes
Disorientation
Poor short-term memory
Confusion about time/place
Communication Changes
Aphasia
Difficulty following commands
Repetitive speech
TREATMENT (ON UNIT) Calm Approach
Speak slowly
Use simple language
Reduce Anxiety
Quiet environment
Gentle reassurance
Explain actions clearly
Assess ABCs
Airway
Breathing
Circulation
Blood Glucose Check
Check for any other illness/Injury
DEFINITIVE TREATMENT (HOSPITAL/ NURSING HOME)
Treat acute illness/injury
Sudden mental-status changes
Treat medical complications
Determine baseline mental status
Maintaining function
Managing symptoms
Preventing complications
Supporting quality of life
ASESSMENT FINDINGS -One sided weakness/paralysis
-Facial droop
-Arm drift
-Slurred speech
-Difficulty speaking or understanding
-Numbness on one side
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