Rhinology

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Author:
cxuofa
ID:
212535
Filename:
Rhinology
Updated:
2013-04-09 22:05:46
Tags:
ABRS CRS polyposis nose
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Description:
ABRS, CRS, polyposis, nose,
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  1. What are the 6 types of cells found in olfactyory epithelium
    • I)      Ciliated bipolar receptor cells:
    • II)     Microvillar cells:
    • III)    Sustentacular cells: insulate bipolar cells
    • IV)   Lining epithelium of Bowman’s glands & ducts
    • V)    Horizontal (dark) basal cells
    • VI)    Globose (light) basal cells
  2. 4 types of nasal epithelium?
    • 1. Pseudostratified ciliated columnar
    • 2. Pseudostratified non-ciliated columnar
    • 3. Goblet cells
    • 4. Basal cells
    • (Nasal vestibule: stratified squamous epithelium)
  3. What factors are present in nasal secretions to fight infections?
    • 1. IgA
    • 2. IgG
    • 3. Interferon
    • 4. Lysozymes
    • 5. Lactoferon
  4. 5 foramen of the maxilla
    • Infraorbital foramen
    • Greater palatine foramen
    • Lesser palatine foramen
    • Incisive foramina
    • Maxillary ostium
  5. Derivatives of the ethmoturbinals?
    • 1. First: ascending portion = agger nasi
    • 2. First: descending portion = uncinate
    • 3. Second: middle turbinate
    • 4. Fourth and fifth: superior turbinate
    • 5. Maxilloturbinal: inferior turbinate
  6. 4 lamella of paranasal sinuses?
    • 1. Uncinate
    • 2. Ethmoid bulla
    • 3. Basal lamella of MT
    • 4. Basal lamella of ST
  7. Types of pneumatization of sphenoid sinus?
    • 1. Sellar (86%)
    • 2. Presellar (11%)
    • 3. Conchal (3%)
  8. Anatomic landmarks and distances for anterior ethmoid artery ligation?
    AEA is 14 - 22 mm posterior to the anterior lacrimal crest along the ethmofrontal suture

    PEA is 10 - 12 mm posterior to AEA

    Optic nerve is 4 to 7 mm posterior to PEA
  9. Kero's classification of crista galli relative to lateral lamella of cribriform plate
    • Type I: 1 -3 mm
    • Type II 4 - 8 mm
    • Type III 8 - 16 mm
    • Type IV asymmetric
  10. Most common benign nasal lesions?
    • Osteoma
    • Hemangioma
    • Papilloma
    • Angiofibroma
  11. 5 types of nasopharyngeal cysts?
    • Rathke's pouch cyst
    • Thornwaldt's cyst
    • Intra-adenoidal cyst
    • Extra-adenoidal cyst
    • Branchial cleft cyst
  12. 6 Features of Kartagener's SYndrome
    • I)      
    • Autosomal recessive inherited lack of dynein arms in A-tubules (9+2 microtubule structure)

    • Sx:
    • i)      Sinusitis
    • ii)     Bronchiectasis
    • iii)    Chronic cough
    • iv)    Situs inversus & dextrocardia
    • v)     Infertility (♂)
    • vi)    Otitis media
  13. DDx of small round cells on nasal biopsy
    • Rhabdomyosarcoma
    • Esthesioneuroblastoma
    • Lymphoma
    • Melanoma
    • SNUC
    • hemangiopericytoma
    • Immature teratoma
    • Carcinoid
  14. Superior orbital fissure syndrome?
    • Contents of SOF affected:
    • Branches of opthalmic division of trigeminal nerve
    • III, IV, and VI nerves
    • Resulting in : proptosis, orbital pain, ophthalmoplegia, ptosis, forehead parasthesias
  15. Kallmann's syndrome characteristics:
    • Inadequate GnRH secretion by hypothalamas
    • Hypogonadotropic hypogonadism
    • Micropenis
    • Cryptorchidism
    • Unilateral renal agenesis
    • Agenesis of olfactory lobes (anosmia)
    • Deafness
    • midline facial deformities
    • Diabetes

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