General Flashcards
does the inner ear feel pain?
no
if otalgia is coming from middle or outer ear, the drum looks dodge. if the drum is normal, it’s likely
referred pain
name 2 otological causes of otalgia
acute otitis media
otitis externa
furuncule
necrotising otitis media
name 3 referred causes of otalgia
dental pathology
TMJ dusfunction
OA of cervical spine
throat infection
oropharyngeal malig
what is most common organism causing otitis externa
pseudomonas
two signs of otitis externa on examination
debris (white/cheesy); oedema of canal
what condition is assoc w otitis externa?
eczema
treatment for otitis externa?
microsuction
gentamicin ear drops
+/- steroid
fungal otitis externa treatment?
clotrimazole 14ds
what can be used to prevent recurrent otitis externa
acetic acid ear spray (bad env for pseudomonas)
staph abscess on a hair follicle = what?
furuncule
what is treatment for furuncle?
oral fluclox
maybe incision and drainage
what is furuncule?
staph abscess on hair follicle
exquisitely tender
osteomyelitis of skull base extending into ear canal = what?
necrotising otitis externa
necrotising otitis externa = what?
osteomyelitis of skull base extending into ear canal
an elderly diabetic w white debris in ear canal, oedematous. TERRIBLY painful and unremitting, unresponive to topical gentamicin drops. diagnosis?
necrotising otitis externa
needs debridement in hosp and long course of IV Abx
name some common viral causes of otitis media
RSV, rhinovirus, parainfluenza
name some bac causes of otitis media
strep pneum, h.flu, moraxella
red bulging ear drum on examination makes you think
otitis media
name two complications of acute otitis media
mastoiditis
chronic suppurative otitis media (drum perforates permanent)
meningitis, brain abscess, labrynthitis
management of acute otitis media
self limiting within 72hrs
when to give Abx in acute otitis media? which Abx?
systemically unwell or worsening after 72hrs
amoxicillin 5ds
presentation of acute otitis media
children
cold/coryza / fever /cough –> deafness, earache, tugging
pain then discharges relieves
what is most common form of epistaxis?
anterior haemorrhage (95%)
most common area for nosebleeds?
little’s area (anastamosis of vessels in nasal septum)
are anterior or posterior nosebleeds worse?
posterior - elderly, riskier for airway compromise
name some causes of epistaxis
trauma (xs nose blowing, foreign bod insertion) drugs - cocaine, anticoags coagulopathy malig wegener's
htn = rf
what kind of malignancy causes epistaxis
juvenile angiofibroma
bleeding from one nostril = what kind of haemorrhage
anterior haemorrhage
bleeding from both nostrils and throat?
posterior haemorrhage
what symptoms should you ask about in young males w epistaxis to rule out juvenile angiofibroma?
headache?
rhinorrhoea?
anosmia?
tell me some history questions for nosebleed
time of onset estimated blood loss triggers facial pain /otalgia headache/rhinorrhoea/anosmia
drug hx - coke, anticoags, aspirin
fhx - hereditary haemorrhagic telangiectasia
what symptoms should you ask about to establish risk of nasopharyngeal tumour in epistaxis?
facial pain / otalgia
tell me about what examination you do in epistaxis
A-E!!
esp airway and circulation
anterior rhinoscopy w headlight + suction
inspect in mouth too
most normal nosebleeds dont need blood tests, but in severe epistaxis what bloods do u take?
FBC, clotting, G&S/crossmatch
if haemodynamically unstable in epistaxis when you do A-E?
fluids
transfusion if nec
tell me how to do first aid for nosebleeds!
digital pressure on nostrils
ice on forehead/bridge
keep head forward
why digital pressure on nostrils not bridge in nosebleeds
that’s little’s area
if first aid doesnt work, what next for nosebleed
cautery w silver nitrate
if first aid and cautery don’t work, what next for nosebleed?
nasal packing
what nasal packing to use for anterior haemorrhage?
rapid rhino
what nasal packing to use for posterior haemorrhage ?
foley catheter
if first aid and cautery and nasal packing dont work, what next?
theatre (ligation of artery)
what cream helps prevent further bleeding after nosebleeds?
Naseptin
what is vertigo?
sensation that surroundings are spinning
often w nausea + loss of balance
what is the labyrinth?
bony inner ear
semicircular canals + vestibule (utricle/saccule) + cochlea
name some central causes of vertigo
MIGRAINE ; EPILEPSY ; ACOUSTIC NEUROMA ; HEAD INJURY ; ALCOHOL INTOX
name some central causes of vertigo
VESTIBULAR NEURITIS ; VIRAL LABYRINTHITIS ; BPPV ; MENIERE’S ; RAMSAY HUNT ; VESTIBULAR MIGRAINE ; OTOTOXIC DRUGS
name 2 ototoxic drugs
furosemide
gentamicin
what is ramsay hunt syndrome?
herpes zoster in facial nerve
how does romberg’s test help in assessing vertigo?
shows proprioception - vestibular function
what is the Unterbergers test?
march on spot with eyes closed, if turn on spot then vestibular pathology
theres also Head Impulse Test for vestibular dysfunction
if balance problems long term with vertigo, what can be offered?
vestibular rehab!
vertigo is v sudden onset and not positional. management?
urgent referral to ENT
vertigo is causing such severe vomiting that can’t tolerate fluids. management?
admit
vertigo assoc w central neuro symps inc new headache. management?
neuro referral
vertigo in the GP with undetermined cause, pt stable. management?
refer to ENT / neuro, non urgent.
describe symptomatic treatment of vertigo - 3 drugs that sound rather similar
prochlorperazine
cyclizine
promethazine
what is vestibular neuritis?
inflammation of the vestibular nerve
infl of vestibular nerve = what?
vestibular neuritis
what causes vestibular neuritis?
reactivation of latent HSV1 in vestibular nerve
often preceded by URTI
what is labyrinthitis ?
inflammation of vestibular nerve plus labyrinth involvement (urticle, saccule, cochlea, semicircs) so may have hearing loss and tinnitus as well as vertigo
is most labyrinthitis viral?
yes
preceded by URTI
spontaneous sudden severe incapacitating vertigo not exacerbated by movement with hearing loss and tinnitus in someone who’s just had a cold
labyrinthitis
lie still in a dark room with your eyes closed and wait for it to pass when youve got
labyrinthitis
how long does labyrinthitis usually take to resolve itself?
days-wks
what can u give for symptomatic relief of vertigo in labyrinthitis?
prochloperazine / promethazine
too much endolymph in labyrinth aka endolymphatic hydrops aka…
meniere’s disease
what is meniere’s disease
too much endolymph. endolymphatic hydrops
what are the symptoms of meniere’s disease?
vertigo attacks 2-3hrs long (every few months)
tinnitus, hearing loss, sensation of aural fullness
joan is having attacks of vertigo every few months. they last about 2-3hrs and are assoc w tinnitus, hearing loss and aural fullness. diagnosis?
meniere’s disease
refer to ENT to confirm diagnosis
what will be seen on audiometry with meniere’s disease?
sensorineural hearing loss
what drug can be given as preventative for meniere’s disease?
betahistine
what is the pathophysiology of Benign Paroxymal Positional Vertigo?
otoliths detach from utricle and rattle in semicircular canals
mostly posterior semicircs bc anatomy :)
otoliths detach from utricle and rattle in semicircular canals. what’s this?
BPPV
rugby players and elderly women stereotypically get which ENT condish
BPPV
name some symptoms of BPPV
vertigo attacks lasting 20-30 seconds better if head still rolling over in bed no hearing loss no tinniturs
do you get hearing loss and tinnitus in BPPV?
no
do you get hearing loss and tinnitus in meniere’s disease?
yes
do you get hearing loss and tinnitus in labyrinthitis?
yes
describe the dix-hallpike test
hoosh down onto couch + look for upbeating nystagmus+ pt experiences vertigo
you do the dix-hallpike test on a pt you suspect might have BPPV. you see downbeating nystagmus. management?
refer rapidly. its a red flag
a pt thinks they have BPPV but then they tell you they only have unilateral hearing loss and tinnitus. management
refer rapidly. unilateral is a red flag
name some red flags that mean its something more worrying than BPPV
downbeating nystagmus
new onset headache
focal neuro/gait ataxia
unilateral hearing loss/tinnitus
how does the epley manoevre actually work its magic?
hooshes otoliths back into utricle
y’alright kate hun?
yeh :)
which nerve supplies all the intrinsic muscles of the larynx exc cricothyroid?
recurrent laryngeal
cricothyroid supplied by superior laryngeal
hoarsness may be a warning of impending ariway obstruction, in….
acute epiglottitis
anaphylaxis
trauma
- dont examine throat. call anaesthetics/ENT
name a few malignant causes of hoarseness
laryngeal ca
thyroid ca, lung ca, lymphoma
hoarseness = dysphonia = impaired quality of voice. commonest cause is?
muscle tension dysphonia
stress + reflux. SALT
name 3 neuro causes of hoarseness
stroke
parkinsons
MND
contributing factors to hoarseness include URTI, GORD, voice overuse. also name 2 iatrogenic causes of hoarseness
thyroid / cardiothoracic surgery
tracheal intubation
name 4 benign lesions of vocal cords causing hoarseness?
vocal cord nodules
polyps
laryngeal papillomas (HPV)
Reinke’s oedema
what do singers get from overuse?
vocal cord nodules
deep hoarse voice in smokers?
reinke’s oedema
what HPV strains increase risk of laryngeal carcinoma?
HPV 16, 18
what kind of cancer is laryngeal carcinoma?
squamous cell
mainly affects glottis.
name some RFs for layngeal carcinoma?
smoking alcohol male >40 low fruit/veg HPV 16/18
when to refer for hoarseness?
hoarseness >3wks - urgent CXR in GP to decide to refer to ENT or lung Ca
investigation for layngeal carcinoma in ENT?
flexible laryngoscopy
CT
how does laryngeal carcinoma present?
chronic hoarseness
+/- persistent cough, lump in neck, dysphagia
surgery for advanced laryngeal carcinoma?
partial/total laryngectomy
general management advice for benign vocal cord lesions?
vocal hygiene (hydration, avoid straining voice, stop smoking/alcohol) SALT
tell about acute laryngitis.
mostly viral.
hoarseness / cough / fever / sore throat/neck
self limiting, reassurance.
usual viral culprits causing sore throat?
rhinovirus, coronavirus, adenovirus, influenza, para
sore throat =
inflammation of upper resp tract. - pharynx, larynx, tonsils, epiglottis
name 4 complications of tonsilitis
quinsy
scarlet fever
rheumatic fever
post-strep glomerulonephritis
what are the 4 criteria of the Centor score
Fever
Exudates
Absent cough
Tender anterior cervical lymphadenopathy
what does a score of 3/4 on Centor indicate?
consider Abx for strep throat
might want to give delayed (e.g. if symps not settled in wk)
are throat swavs recomended in tonsilitis?
no
might want monospot for glandular fever tho
name some safety nets for tonsilits
difficulty breathing
stridor
cant swallow fluids
systemically unwell
when do you qualify for tonsillectomy?
7 eps in past yr
5 eps in past 2yrs
what Abx do you give for Centor 3/4 tonsillitis?
Pen V 10 days
or clarithromycin
Fever
Exudates
Absent cough
Tender anterior cervical lymphadenopathy
this is what?
Centor score
what can FBC show in glandular fever?
lymphocytosis
glandular fever aka
infectious mononucleosis
if im saying to you…. low grade fever, sore throat w exudative enlarged tonsils, cervical lymphadenopathy, maybe even hepatosplenomegaly… you’re thinking
infectious mononucleosis
heterophile antibodies =
monospot test, glandular fever
why shouldnt you play rugby when youve got glandular fever?
dont want to squish your enlarged spleen
what virus causes infectious mononucleosis?
EBV
name 3 srs complications of glandular fever
splenic rupture
airway obstruction
guillain barre
treatment for glandular fever?
paracetamol + ibuprofen
plenty of fluids
safety netting
may need steroids if difficulty breathing/swallowing
how long does glandular fever usually take to resolve itself
2-4wks
fatigue is last to go
quinsy aka
peritonsillar abscess
pus btw tonsilar capsule + lateral pharyngeal wall =
quinsy / peritonsillar abscess
quinsy can be complication of what
tonsilitis
infectious mononucleosis
fetid breath, sore throat bad on one side, drooling, trismus, “hot potato voice” = ?
peritonsillar abscess
name some symptoms of peritonsillar abscess
fetid breath sore throat unilateral drooling trismus hot potato voice
what is trismus ?
cant open mouth because of inflammation
lockjaw
you examine a young woman who has cervical lymphadenopathy on the left, a bulge above and lateral to her left tonsil, and her uvula displaced to the right. she’s trying to complain of left sided sore throat but her voice sounds like a hot potato. diagnosis?
peritonsillar abscess/quinsy
–> SAME DAY ENT REFERRAL
management of peritonsillar abscess ?
SAME DAY ENT REFERRAL
IV fluids, analgesia, IV penicillin
incision & drainage or needle aspiration
name two complications of peritonsillar abscess
rupture of abscess - aspiration pneum :~(
necrotising fascitis :~(
SAME DAY ENT REFERRAL
IV fluids, analgesia, IV penicillin
incision & drainage or needle aspiration
this is the management of what?
peritonsillar abscess
name the 4 sets of sinuses
frontal
maxillary
sphenoid
ethmoid
sinusitis = infl of their membranous lining
findings on examination in sinusitis?
not much to find except pain on pressure
acute facial discomfort, blocked nose, reduced smell. sounds like what ? (a non-resolving cold.. )
acute sinusitis
acute sinusitis is defined as what
7-30ds
viral usually is quicker (<10ds)
management of acute sinusitis?
paracetamol/ibuprofen
warm face packs
nasal decongestants
> 10ds - consider nasal corticosteroids or rarely Abx
refer if imm comp, recurrent, systemic inf severe
name some complications of sinusitis?
orbital cellulitis!!
meningitis
pott’s puffy tumour (osteomyelitis of frontal bone, heck)
define chronic sinusitis plz
> 12wks
dull facial ache and nasal purulence for months. sounds like what?
chronic sinusitis
what structural factor can lead to chronic sinusitis
nasal polyps
narrow openings
what is the treatment for chronic sinusitis?
nasal steroids
if severe/unresponsive, oral pred
(ENT surgery to widen openings)
dark ulcers in nose in a diabetic pt
invasive fungal sinusitis!
aspergillus. ENT refer.
who gets barosinusitis
scuba diverz
women clarinet players aged 20-50 yrs with schizophrenia get
Temporomandibular joint dysfunction
pathophysiology poorly understood
what are the three cardinal symptoms of temporomandibular joint dysfunction ?
pain
restricted jaw motion
joint noise
+/- otalgia / headache
a 45 yr old clarinet player presents w pain in jaw, restricted jaw motion, and joint noise. diagnosis?
TMJ dysfunction
name some conditions which predispose to TMJ dysfunction
chronic pain
bruxism / over/underbite
OA and RA
gout
how do you palpate temporomandibular joint?
fingers in pre-auricular area, ask pt to open mouth
- joint clicks/grating
palpate head and neck for tenderness
measure distance of painless vertical mouth opening
give me four differentials for TMJ dysfunction
dental pain
trigeminal neuralgia
migraine
giant cell arteritis
Kate, talk to me about management of TMJ dysfunction
reassurance rest jaw - soft food, massage relaxation techniques bite guards for bruxism NSAIDs... even amitryp
~~ IA steroids
profound hearing loss =
> 95db
conductive hearing loss is where
external to middle ear
sensorineural hearing loss is where
inner ear (cochlea, cochlear nerve), brainstem
name 2 viruses that can cause hearing loss congenitally
rubella
CMV
name 2 viruses that can cause hearing loss postnatally
mumps, measles
you can categorise causes of conductive deafness into occlusion, infection, perforation and growths. give an example of occlusion.
wax, foreign bod
you can categorise causes of conductive deafness into occlusion, infection, perforation and growths. give an example of infection.
otitis externa, otitis media, sinusitis
you can categorise causes of conductive deafness into occlusion, infection, perforation and growths. give an example of perforation.
chronic otitis media, trauma
you can categorise causes of conductive deafness into occlusion, infection, perforation and growths. give an example of growths.
tumours, cysts,
otosclerosis, cholesteatoma
describe Weber’s
fork on forehead
describe Rinne’s
fork on mastoid then ear
bone conduction >air conduction = ?
conductive
what is otosclerosis?
normal bone replaced by vascular spongy bone - conductive deafness
normal bone replaced by vascular spongy bone = ?
otosclerosis
flamingo tinge on tympanic membrane…
otosclerosis
what is cholesteatoma?
keratinising squamous epithelium within middle ear - may be locally destructive to bones
keratinising squamous epithelium in middle ear = ?
cholesteatoma
cholesteatoma erodes bones w osteolytic enzymes. leads to foul smelling otorrhoea and what kind of hearing loss?
conductive
sensorineural deafness can be categorised into noise-induced, ototoxic, immunological and infection. describe noise-induced.
bilateral, gradual. assoc w tinnitus. refer for legal if occupational.
sensorineural deafness can be categorised into noise-induced, ototoxic, immunological and infection. give an example of ototoxic
furosemide, gentamicin, quinine
+/- tinnitus and balance probs
sensorineural deafness can be categorised into noise-induced, ototoxic, immunological and infection. give an example of immunological.
HIV WITH CMV
responds to oral pred
sensorineural deafness can be categorised into noise-induced, ototoxic, immunological and infection. give an example of infection.
otitis interna, encephalitis, meningitis
apart from noise-induced, ototoxic, immunological and infection, give 2 more examples of causes of sensorineural deafness.
presbyacusis (age related!)
MS
age related sensorineural hearing loss = ?
presbyacusis
give three investigations used to investigate hearing loss
pure tone audiometry
tympanometry
otoacoustic emission testing
which investigation measures cochlear function?
otoacoustic emission testing
which investigation measures whether conductive, sensorineural or mixed?
pure tone audiometry
‘air-bone gap’
which investigation measures stiffness of eardrum to evaluate middle ear function?
tympanometry
what does tympanometry measure?
stiffness of eardrum to evaluate middle ear function
what does pure tone audiometry measure
whether conductive sensorineural or mixed hearing loss
‘air-bone gap’
what does otoacoustic emission testing measure?
cochlear function
if suspect presbyacusis, refer where?
audiology
if absence of underlying pathology, hearing aids
if sudden hearing loss, or hearing loss in imm comp, or hearing loss assoc focal neuro, refer where?
ENT
neck lumps =
cancer until proven otherwise
what’s the most common cause of neck lumps ?
reactive lymph nodes
but cancer until proven otherwise
give me 3 categories of neck lumps
malignant
reactive lymphadenopathy
congenital/developmental
name 2 features of a malignant neck lump
hard mass
rapid enlargement
lymph nodes are soft and mobile
name some malignant causes of lymph nodes
laryngeal cancer thyroid cancer virchows node met skin cancer lymphoma leukaemia
name some causes of reactive lymphadenopathy
TB
HIV, EB
name some congenital/developmental causes of neck lumps
thyroglossal cyst
branchial cyst
pharyngeal pouch
a developmental neck lump presents in late teens, big painless mobile
branchial cyst
neck lump moves when stick tongue out, its in the midline.
thyroglossal cyst
neck lump in old man with halitosis, gurgles on palpation
pharyngeal pouch
apart from malignant, reactive lymphadenopathy, and congenital/developmental causes, name another cause of neck lumps
salivary gland infection
- mumps (parotid)
- acute sildadenitis
- sialolithiasis
what is sialolithiasis?
stone in salivary gland, meal time pain, submandibular
throw around some investigations that might be useful for neck lumps, depending on presentation. just throw them around
FBC and ESR TFTs viral serology e.g. EBV, HIV throat swab CXR US + fine needle aspiration thyroid
any new neck mass persisting beyond __ wks should be referred.
6wks
any new neck mass persisting beyond 6 wks should be referred. true or false
true
67 yr old man presents with new neck lump, weight loss and hoarsness
2ww (laryngeal ca, lung ca?)
75yr old woman presents with new neck lump, night sweats, weight loss, fever and pruritis
2ww (lymphoma)
oral cancer are mainly what kind
squamous cell carcinoma
oral cancer secondaries come from
lung GI or lymphoma
5 RFs for oral cancer
> 50 male smoking alcohol low fruit/veg
talk to me about oral cancer presentation
sore ulcer not healing
lump in mouth/neck
leukoplakia
erythroplakia
what is erythroplakia ?
red patches in mouth
what is leukoplakia?
white patches in mouth
56 yr old male presents with sore ulcer on buccal mucosa not healing for the past 7wks. you also notice some leukoplakia on the underside of his tongue. you refer on 2ww for suspected oral ca. first investigation?
biopsy
then if cancer, CT thorax (for all head/neck cancers)
2ww for suspected oral cancer IF:
unexplained ulcer in oral cavity >3wks
persistent unexplained lump in neck
2ww referal to dentist for assessment if lump on lip/oral cavity or
red/white patch (erythroleukoplakia)
management of early oral ca?
surgical resection, brachytherapy + cisplatin
management of advanced oral ca?
surgical resection + reconstruction
external beam radio
cisplatin
does oral cancer have a high recurrence?
yes
tell me briefly about nasopharyngeal carcinoma
EBV!! Asians, smoking.
blood tinged sputum. nasal obstruction. tinnitus/unilateral conductive hearing loss.
name a cancer that can cause unilateral conductive hearing loss
nasopharyngeal carcinoma
EBV
pharyngeal ca is less common than nasopharyngeal. risk from smoking and HPV. can present w otalgia or hoarseness, dysphagia.
yar
how can you distinguish between viral labrynthitis and vestibular neuritis?
labrynthitis is hearing loss and tinnitus as well as vertigo (involves whole labrynth), vestibular neuritis is just vertigo
preventing vertigo attacks
betahistine, vestibular rehab
managing vertigo acute attacks
buccal or IM prochlorperazine
what kind of nystagmus might you see in vestibular neuritis
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