General Flashcards
What scale is used to grade facial nerve function?
House-Brackmann scale
What are the grades in grading facial nerve function?
House Brackmann scale
Grade 1: Normal
Grade 4: Incomplete eye closure
Grade 6: No movement
Symptoms of Ramsay-Hunt Syndrome
AKA Herpes Zoster Oticus
1) Acute peripheral facial neuropathy
2) Herpetic vesicular rash on the EAC or auricle
Where is the most likely site (on the TM) for cholesteatomas?
Congenital: Anterior superior
Acquired: Posterior superior
Congenital - intact TM
Acquired - normally retraction pocket seen
Where to make myringotomy incision
Anterior inferior quadrant
What type of skin cancer is more likely found on which lip?
BCCa = upper lip SCCa = lower lip
What should you check for if bifid uvuala is present?
Submucosal cleft palate
Cause of a Thornwaldt cyst
Cystic formation during notocord obliteration
What is bright vs. dark on T1?
Fat: Bright
Fluid: Dark
Bone: Dark
What is bright vs. dark on T2?
Fat: Intermediate
Fluid: Bright
Bone: Dark
Shiley adult cuffless trach tubes offered in what sizes?
4, 6, 8, 10
Shiley pediatric cuffless trach tubes offered in what sizes?
3.0-6.5
Indications for a cuffed trach
1) Aspiration
2) Need for positive pressure ventilation
Shiley laryngectomy tube sizes
6, 8, 10
Types of laryngocele
Primary: No underlying disease
Secondary: Caused by obstruction of the ventricle (usually by SCC)
*Can be external/internal/mixed and fluid or air filled
What are the absorbable sutures?
Vicryl
PDS
Monocryl
Maxon
What are the non-absorbable sutures?
Prolene
Ethibond
Dacron
Silk (absorbed after a long time)
How long until absorbable sutures are absorbed?
60 days
Where does the RLN run?
In the tracheo-esophageal groove
What must be looked for if thyroglossal duct cyst is diagnosed?
Where the thyroid is so you don’t excise it
Can be a lingual thyroid
Contents of the carotid sheath
Carotids Internal jugular Vagus n. Sympathetic plexus LN levels II-IV Remnants of 2nd branchial cleft (pathologic)
What can the pattern of stridor tell us about location of obstruction?
INspiratory stridor = EXtrathoracic
EXpiratory stridor = INtrathoracic
What is included in the VOTE evaluation?
Evaluation for DISE
Velum
Oropharyngeal (lateral) walls
Tongue
Epiglottis
What surgery can help patients with OSA due to the palate/velum?
UPPP
What is the grading for the modified Malampati?
Class 0: Ability to see any part of the epiglottis upon mouth opening and tongue protrusion
Class I: Soft palate, fauces, uvula, pillars visible
Class II: Soft palate, fauces, uvula visible
Class III: Soft palate, base of uvula visible
Class IV: Soft palate not visible at all
Which V cell deficiency syndrome affect T cells too?
Common variable immunodeficiency does
X linked Agammaglobulinemia (Brutton’s) does not
What is seen clinically with selective IgA deficiency?
Allergies
Transfusion anaphylaxis
Autoimmune disorders
What is seen with Wiskott-Aldrich syndrome?
TIE:
Thrombocyopenia
IgM deficiency (and infections)
Eczema
By CD4 counts, what is considered aids?
CD4 < 200
CD4 < 14%
Causes of xerostomia
Radiation
Systemic disease (Sjogrens)
Medications & anesthesia
Most common pathogen seen in sialadenitis
Staph aureus
Risk factors for sialadenitis
Dehydration
Post-surgical
Radiation/chemo
Sjogrens
Complications of acute sialadenitis
Ducto-cutaneous fistula
Abscess
Ludwig’s angina
Treatment for sialadenitis
Antibiotics
Warm compresses
Sialogogues
Massage
Symptoms of sialolithiasis
Recurrent pain swelling,
Salivary colic
What is the role of plain films in sialolithiasis?
Submandibular calculi are radiopaque
Parotid calculi are radiolucent
Diagnostic modality of choice in sialolithiasis
High-resolution CT
What is seen with Heerfordt’s syndrome?
AKA Uveoparotid syndrome (a form of sarcoid) Anterior uveitis Parotid gland enlargement Facial nerve palsy (50%) Fever
What is seen with Kuttner’s tumor?
Firm, tender enlargement of the submandibular gland
autoimmune “cirrhosis” of the gland
What dose of radiation may produce permanent radiation sialadenitis?
> 40-50 Gy
What malignancy can be caused by Sjogren’s syndrome?
Non-Hodgkin’s Lymphoma
Diagnosis of Sjogren’s
Shirmer test (tissue paper on eye) Saxon test (chew on sponge) SS-A & SS-B
What is seen with Mikulicz syndrome?
Recurrent lyphocytic parotid gland swelling
Secondary to amyloid, TB, bulimia, lymphadenitis, lead/mercury, EtOH
What can cause sialadenosis?
DM Cirrhosis Malnutrition Endocrine insuff (ovaria, thyroid, pancreatic) Medications
What salivary gland lesion is seen in HIV patients?
Benign lymphoepithelial cysts
pseudolymphoma, multiple parotid cysts
What is a ranula?
Mucous retention cyst of the floor of mouth.
May “plunge” into cervical tissues & present as a neck mass.
What is seen in necrotizing sialometaplasia?
Ulceration of the hard palate
What causes necrotizing sialometaplasia?
Ischemia resulting in necrosis and infection of the minor salivary glands
What is the treatment for necrotizing sialometaplasia?
It is self-limited
**Important bc it can clinically and histologically mimic SCCa and mucoepidermoid Ca
What proportion of parotid tumors are benign?
80%
Where are the majority of salvary neoplasms found?
80% in the parotid
What salivary glands have higher rate of malignancy?
The smaller the gland, the more likely it is malignant
What are the benign salivary gland malignancies?
Pleomorphic adenoma Warthin's tumor Oncocytoma Monomorphic adenoma Hemangioma
What are the malignant salivary gland tumors?
Mucoepidermoid carcinoma Adenoid cystic carcinoma Acinic cell carcinoma Malignant mixed tumors (CEPA) SCCa Lymphoma Adenocarcinoma Clear cell carcinoma Malignant Oncocytoma Epithelial-Myoepithelial carcinoma Salivary duct carcinoma
What is the most common salivary gland tumor?
Benign mixed tumor
pleomorphic adenoma
What are the histologic components of a Pleomorphic adenoma?
Myoepithelial component
Epithelial component
Stromal component
Fibrous pseudocapsule
What parotid tumor is seen in middle-aged smoking men?
Warthin’s
What salivary parotid tumor can be bilateral?
Warthin’s
What are the histologic components of Warthin’s tumor?
Epithelial component
Lymphoid component
Mucous-secreting cells
Oncocytic cells
What is the difference between monomorphic and pleomorphic adenoma on histology?
Monomorphic is predominantly an epithelial component
What blood test can be abnormal in patients with large hemanigomas?
Thrombocytopenia
What does a violaceous hue overlying a lymph node indicate?
Possible mycobacterium infection
What is the most likely cause of a non-recurrent RLN?
Retroesophageal subclavian
arteria lusoria
What are the indications for CPAP?
Moderate OSA (AHI 15-30) with symptoms Severe OSA (AHI >30)
What is the medical treatment for acute invasive fungal rhinosinusitis?
Aspergillus: Voriconazole
Mucor: Amphotericin B
What do the hillocks of His develop into?
I: Tragus II: Crus of helix III: Helix IV: Antihelix V: Antitragus VI: Lobule
What is the most common site of facial nerve injury following temporal bone fracture?
Near the geniculate
What are the stages of papillary thyroid cancer for patients under age 45?
No distant mets: Stage 1
Distant mets: Stage 2
Melanoma T staging
T1: <1mm deep
T2: 1mm-2mm deep
T3: 2-4mm deep
T4 >4mm deep
a: no ulceration
b: ulceration
Melanoma N staging
N1: 1 node
N2: 2-3 nodes
N3: 4+ nodes
a: micromets
b: macromets
When should a cleft lip be repaired?
10, 10, 10 rule
Hgb of 10
10 pounds
10 weeks
When should NOACs be held prior to surgery?
2d prior to surgery
When should Coumadin be held prior to surgery?
5d prior to surgery
When should a Heparin gtt. be held prior to surgery?
6h prior to surgery
When should NOACs be restarted after surgery?
Usually on POD1
When should Coumadin be restarted after surgery?
12-24h postop
What diet should be used if a chyle leak is present?
Medium chain triglycerides
Types of malocclusion
Type I: Molars normally placed, subjective malocclusion
Type II: Overbite
Type III: Underbite
What is seen with Cogan’s syndrome?
Episodic vertigo
Interstitial keratitis
Bilateral fluctuating SNHL
Treatment for Cogan’s syndrome
High dose steroids
It is an autoimmune disease
What is the treatment for congenital torticollis?
Physical therapy
SCM section if refractory
What medical treatment can be offered to slow the progression of otosclerosis?
Fluoride
What tests should be performed following a Zone 1 injury?
CTA
CXR
Gastrografin swallow
What are the trauma neck zones?
Zone 1: Clavicles to cricoid
Zone 2: Cricoid to angle of mandible
Zone 3: Angle of mandible to skull base
What paraganglioma site has the highest rate of malignancy?
Orbital and laryngeal paragangliomas (25%)
What is the treatment for neonatal rhinitis?
0.1% dexamethasone drops
What is ECOG?
Electrocochleography
Testing of cochlear potentials in response to sound
What is a VEMP?
Vestibular evoked myogenic potential
What parts of the ossicles are formed by the first branchial arch?
Malleus (except manubrium)
Incus (except long process)
What parts of the ossicles are formed by the second branchial arch?
Manubrium of malleus
Long process of incus
Stapes superstructure
What is the most common cause of stridor in infants?
Laryngomalacia
What are the indications for supraglottoplasty in children with laryngomalacia?
Apneic events
Cyanosis
Failure to thrive
Cor pulmonale
What is the treatment for laryngomalacia?
Observation
Anti-reflux medication
Supraglottoplasty
What nerve is most commonly injured during a facelift?
Great auricular nerve
What is a normal SP/AP ratio on ECOG?
Less than 0.4
More than that suggests Meniere’s or SSCD
What physical exam finding is most specific for OSA?
Next
Males over 17”
Females over 15”
What’s nerves are responsible for taste innervation of the tongue and soft palate?
Anterior 2/3 tongue: Chorda tympani (CNVII)
Posterior 1/3 tongue: Lingual n. (CNIX)
Soft palate: Vidian n. (GSPN)
What should be done if a dehiscent ICA in the sphenoid is lacerated?
Pack the sinus
Permissive hypotension
Emergent IR and NSGY consult
What is the narrowest point of the pediatric airway?
Cricoid
What is the narrowest point of the adult airway?
Glottis
Where is the RLN found relative to the ligament of Berry?
Lateral and dorsal
Symptoms of lidocaine toxicity
Metallic taste Tinnitus Perioral numbness Vomiting Tremors Convulsions
What is the most common site for an esophageal foreign body to lodge in a child?
Thoracic inlet
What lymph node levels should electively be taken for cutaneous SCCa?
Face: I-III
Anterior scalp/Ear: II-III
Posterior scalp: II-V
How is a vocal cord granuloma treated?
PPI’s
Resection only if suspicious for malignancy or failure to resolve with medical therapy
What protein is abnormal in neurofibromatosis type II?
Merlin
What protein is abnormal in Treacher-Collins?
Treacle
What is seen with Godtfredson’s syndrome?
CNVI & CN XII palsies
What causes Godtfredson’s syndrome?
Clival tumors
Usually metastatic to clivus, can also be from nasopharyngeal cancer
What is seen with Mobius syndrome?
Congenital CNVI and CNVII dysfunction
What is seen with Vernet’s syndrome?
AKA Jugular foramen syndrome
CN 9, 10, 11 dysfunction
What is seen with Gardner syndrome?
Familial adenomatous polyposis
Multiple osteomas
Soft tissue tumors
What is the first sinus to develop in utero?
Maxillary sinus
What is the most developed sinus at birth?
Ethmoids
In what stage of sleep our confusional arousals, night terrors, and sleepwalking found?
Sleep stage III (Slow wave sleep; NREM)
At what drain output should a chyle leak be surgically repaired?
Over 600-1000 cc/day
What is Brown’s sign?
Blanching of a middle ear mass when pneumatic otoscopy is performed. Indicates a middle ear glomus tumor.
What is the lyre sign?
Splaying of the ICA and ECA by a carotid body tumor
What are the four phases of the hair growth cycle?
Anagen (growth)
Catagen (involution)
Telogen (rest)
Exogen (shedding)
What is the best time postoperatively to dermabrade a scar?
6w postop
What parotid tumor metastasizes to solid organs instead of LN’s?
Adenoid cystic carcinoma
Goes to lungs & liver
What part of the ear is important to preserve if a prosthesis is to be used?
Tragus
Scala ________ abuts the oval window
Scala ________ abuts the round window
Scala vestibuli abuts the oval window
Scala tympani abuts the round window
What does the GSPN carry?
Parasympathetics to the lacrimal gland
What is classically seen on otoscopy for a congenital cholesteatoma?
White mass behind the anterosuperior TM
What Jahrsdoerfer score qualifies a patient as a surgical candidate?
Jahrsdoerfer score for aural atresia
Score >6 makes a patient a surgical candidate
What is the pathogenesis of Pierre-Robin sequence?
Mandibular hypoplasia causes in-utero displacement of the tongue anterosuperiorly, which blocks the fusion of the palatine shelves. Results in micrognathia, glossoptosis, and cleft palate.
What is the cutoff for facial weakness on nerve excitability testing?
A difference of >3.5 mA between the two facial nerves to get gross facial movement
What is the Stanford protocol?
1st Phase: UPPP + Genioglossus Advancement and/or Hyoid Suspension
2nd Phase: Maxillomandibular advancement.
What subtype of BCC is more aggressive?
Sclerosing aka Morpheaform
What muscle is responsible for horizontal rhytids?
Procerus (HP-VC)
What muscle is responsible for vertical rhytids?
Corrugator (HP-VC)
What muscle is responsible for bunny lines?
Transverse nasalis muscle
What is associated with an absent foramen spinosum?
Persistent stapedial artery
Courses between crura of stapes
What disease can cause the superior parathyroids to be larger than the inferior parathyroids?
Water clear cell hyperplasia
Water clear cell proliferation leads to hypercalcemia.
What is the most common cardiac defect in DiGeorge syndrome?
ToF
What disease can cause the superior parathyroids to be larger than the inferior parathyroids?
Water clear cell hyperplasia
Water clear cell proliferation leads to hypercalcemia.
What is the most common cardiac defect in DiGeorge syndrome?
ToF
What can be used to sclerose lymphatic malformations?
OK-432
Bleomycin
EtOH
What type of lymphatic malformation responds to sclerosis?
Macrocystic
What percentage of congenital VC paralysis is bilateral?
50% bilateral
What viruses carry risk of H&N cancer?
EBV: Nasopharyngeal
HPV: Oropharyngeal
What industrial exposures can increase risk of paranasal sinus and nasal cavity cancer?
Wood dust
Nickel dust
Formaldehyde
What percent of chronic leukoplakic lesions will become malignant?
14%
Median of 5y
How is otosclerosis inherited?
Typical patient?
It is autosomal dominant with variable penetrance
White women
Where are the vessels found that supply a random flap?
Subdermal plexus
COL4A5 mutation
Alport syndrome
GJB2
SNHL
Codes for Connexin 26. Responsible for half of all non-syndromic HL.
PDS gene
Pendred syndrome
What is seen with Pendred syndrome?
SNHL
Euthyroid goiter
+/- EVA & Mondini’s aplasia
KVLQT1
Jervell and Lange-Nielsen syndrome
What is the most common feeding vessel for a carotid body tumor?
Ascending pharyngeal
How is tissue expander width determined?
It should be 2.5x the size of the defect
What plane are tissue expanders placed within?
Subgaleal
When does postop tracheoinominate fistula occur most commonly?
2-3w postop
How long before dermabrasion can be repeated?
1y
What is ASA’s mechanism?
COX inhibitor
Increases Leukotrienes, decreases TXA2 & prostaglandins
What sensory nerves supply the auricle?
Auriculotemporal (V3; anteriosuperior)
Vagus (conchal bowl)
Lesser occipital (C2; posteroinferior)
Great auricular (C2-3; Lobule)