Orofacial pain Flashcards
According to the international Association for the Study of pain , what is pain?
An unpleasant sensory and emotional experience associated with actual or potential tissue damage or described in terms of such damage
Example for PAIN scoring system?
McGill PAIN score
Example of emotional symptoms symptoms scoring system?
HAD
Describe the process in which we feel pain? (4)
- Nociceptors detect harmful stimulus
- This is transferred by peripheral nerves to the spinal cord
- Modulation happens in the spinal cord
- These signals are then sent to the brain for conscious perception
Which nerve in the face has a somatic supply?
V nerve
What is chronic regional pain syndrome?
Delocalised pain that spreads around anatomical boundaries which can be bilateral
How can chronic regional pain often described by patients (3) ?
- Gripping
- Tight
- Burning
How are the symptoms of Chronic regional pain syndrome?
- Felling of swelling and heat
- Colour change in overlying skin
- Autonomic changes
What is nociceptive pain?
A pain caused by an activity in neural pathways in response to potentially tissue damaging stimuli
What is neuropathic pain?
A pain caused by primary lesion or dysfunction in the nervous system
5 examples of nociceptive pain?
- post operative pain
- Sport injuries
- Sickle cell crisis
- Arthritis pain
- Mechanical low back pain
5 examples of neuropathic pain?
- post herpetic neuralgia
- Trigeminal neuralgia
- Diabetes
- HIV
- Central post stroke pain
Explain 3 symptoms of neuropathic pain?
- Constant burning / aching pain
- in a fixed location
- fixed intensity
3 cases where neuropathic pain can occur?
- Can follow facial trauma
- Can follow extractions
- Can follow a shingles episode
- Can follow destrctive treatment for pain
4 General causes of neuropathic pain?
- Medical interventions
- Genetic predisposition
- Trauma
- Disease process- infections, tumours
3 systemic medications for neoropathic pain?
- Pregabalin
- Gabapentin
- Tricyclic antidepressants
3 topical medications for neuropathic pain management?
- Topical lidocaine
- Benzydamine
- Ketamine
Other than medication what two things can you do to manage neuropathic pain?
- Physical therapy - TENS , acupuncture
- Psychological therapy - distraction, CBT
What is Atypical odontalgia?
- Dental pain without dental pathology
Describe how atypical odontalgia can present in a patient?
- Episodic with pain free or mild pain periods
- A pain episode is intense and lasts up to 2-3 weeks
- Like acute pulpitis pain , goes when extracting but comes back again in adjacent tooth