Falls Flashcards
What do falls cost the NHS per year?
£2.3 billion
Causes of falls can be divided into extrinsic, intrinsic and combination.
What are some examples of extrinsic causes of falls?
Environmental hazards:
- Trip hazards e.g. carpets, wires etc
- Poor fitting footwear
- Walking aids/lack of – walking sticks, frames, three wheeled walker
What are some examples of intrinsic causes of falls?
Patient factors:
- Joint pain/muscle weakness
- Postural hypotension
- Balance problems
- Peripheral neuropathy
- Dehydration
- Infection & delirium
- Collapse - neurological/cardiac
What conditions can cause postural hypotension?
- Parkinson’s disease itself
- Levodopa used to treat Parkinson’s
What medication is used to raise blood pressure in people with postural hypotension?
Fludrocortisone
What conditions can cause balance problems?
- Parkinson’s disease
- Deconditioning (muscle wasting)
- Inner ear problems e.g. BPPV, Meniere’s disease, acoustic neuroma
What conditions can cause peripheral neuropathy?
- Diabetes
- B12 deficiency
- Hypothyroid
- Alcohol
Give some cardiac causes of a collapse
aortic stenosis, arrythmias
Give some neurological causes of a collapse
Seizure
What are some examples of combination causes of falls?
- Polypharmacy
- Incontinence/rushing to toilet
- Poor eye sight/inappropriate glasses
Give some medications that can increase the risk of falls
- Antihypertensives e.g. ACEi, ARBs, CCBs, beta blockers
- Diuretics e.g. loops, K+ sparing, thiazide, thiazide-like
- Anti-anginals e.g. GTN spray
- Hypoglycaemic medications e.g. insulin, gliclazide
- Z drugs
What are Z drugs?
A class of psychoactive drugs that are very benzodiazepine-like in nature e.g. zopiclone
Give some examples of nephrotoxic medications (DIAMOND)
DIAMOND
- Diuretics
- IV contrast
- ACEi & antibiotics
- Metformin
- Opiates
- NSAIDs
- Digoxin
What are some medications that should be reviewed in the elderly presenting with a fall?
- Blood thinners → warfarin, DOAC, LWMH
- Antihypertensives
- Opioids
- Nephrotoxic medications
Why should opioids be reviewed in the elderly?
- increased side effects in the elderly
- constipation can make delirious
- morphine can accumulate and make drowsy
When taking a falls history, what 2 questions can you initially ask?
- Why do you think you fell?
- Have you fallen before? If so, how many I the past 6 months?
When taking a falls history, you can separate questions into the 5 W’s. What are these?
- When
- Where
- What
- Why
- How
What questions can be asked in the when section?
- What time of day did you fall?
- What were you doing at the time?
What questions can be asked in the where section?
In the house or outside?
The what section can be split into ‘before’ ‘during’ and ‘after’. What questions can be asked in the ‘before’ section?
- What were you doing at the time?
- Who found you?
- Did you have any warning you were going to fall (e.g. dizziness, leg pain, weakness, aura)?
- RED FLAGS → palpitations, SOB, chest pain
What questions can be asked in the ‘during’ section?
- Was there any incontinence or tongue biting?
- Was there any loss of consciousness?
- Were they pale/flushed?
- Did they injure themselves?
- What part of the body had first contact with the ground?
What questions can be asked in the ‘after’ section?
- What happened after the fall?
- How long were they on the ground for?
- Were they able to get themselves up? How long did it take them?
- Were they able to resume normal activities afterward?
- Was there any confusion after? Any head injury?
- Any pain?
- Any weakness or speech difficulty after?
Falls assessment:
What bedside investigations would you request in a patient presenting with a fall?
- Vital signs
- Lying and standing BP
- Blood glucose
- 12-lead ECG
- Urinalysis