At A Glance OTORHINOLARYNGOLOGY

*In Acoustic neuroma, cranial nerve to be involved earliest is  —  Vth cranial nerve

*Le fort classification involves which bone fracture — Maxilla

*Elastic cartilage are   —    Epiglottis

                                                   Corniculate

                                                   Cuneiform

                                                   Process of arytenoid cartilage

*Hyaline cartilages are  — Thyroid cartilage

                                                     Cricoid cartilage

                                                     Basal part of arytenoid cartilage

*Positive rinne’s test indicates — AC > BC  (Normal as well as SNHL)

*Gillette’s space is  — Retropharyngeal space

*Ludwig’s angina is — Infection of submandibular space

*Most common cause of acute epiglottitis H. influenzae

*Most common site of oral cancer in worldTongue

*Most common site of oral cancer in India  Buccal mucosa (Alveobuccal complex)

*Caldwell luc operation opens  — Maxillary sinus

*Abductor of vocal cord Posterior cricoarytenoid

*Adductor of vocal cord — Lateral arytenoid

                                                      Interarytenoid (Transverse arytenoid)

                                                      Thyroarytenoid (External part)

                                                      Cricoarytenoid

*Tensors of vocal cord  —   Cricoarytenoid

                                                      Vocalis (Internal part of thyroarytenoid)

*Stimulation of posterior semicircular canal produces  —  Vertical nystagmus

*Stimulation of superior semicircular canal produces  —  Rotatory nystagmus

*Epley’s maneuver is used in — BPPV (Benign Paroxysmal Positional Vertigo)

*Triad of Gradenigo syndrome

External lateral rectus palsy (VIth cranial N. palsy) causing diplopia

Deep seated orbital or retroorbital pain (Vth cranial N. involvement)

Persistent ear discahrge due to acute or chronic otitis media

*Brown sign is seen in  — Glomus tumor

*Nerve involved in hyperacusisFacial Nerve

*Thornwaldt cyst Nasopharyngeal cyst

*Thornwaldt’s disease Pharyngeal bursitis

*Malignant otitis externa is caused by  — Pseudomonas aeruginosa

*Stenver’s view is used for — Petrous part of temporal bone

*Light house sign is seen in ASOM in which stage  — Stage of resolution

*Antrocoanal polyp is — Single & unilateral, grows posteriorly and arises from maxillary sinus

*Nerve which is responsible for reffered pain of the ear IXth cranial nerve

*Focal length of ENT head mirror 8-10 inches (200-250 mm)

*Otitic barotrauma results due to — Descent in air

*Adenoids are also known as — Nasopharyngeal tonsils

*Node of Rouviere is — Retropharyngeal lymph node

*Krause’s nodes Lymph nodes situated at jugular foramen

*Commonest cause of epistaxis in childrenNose picking (Trauma)

*Arteries contribute to Little’s area

 Anterior ethmoidal artery

 Septal branch of superior labial artery (Br of facial A.)

Septal branch of sphenopalatine artery (Br of maxillary A.)

Greater palatine artery (Br of maxillary A.)

Thses arteries form vascular plexus known as kiesselbach’s plexus.

*Ozaena is also known as —  Atrophic Rhinitis

*Phelp’s sign is seen in  — Glomus jugulare

*Glomus jugulare is seen in — Hypotympanum

*Myringotomy is — Surgical opening in tympanic membrane

*Blow out fracture refers to — Fracture of orbital floor

*Most common presentation of nasopharyngeal carcinoma

Neck node (Cervical Lymphadenopathy)

*Most common site of nasopharyngeal carcinoma

Fossa of Rosenmuller in lateral wall of nasopharynx

*Types of nasopharyngeal cancers

Type I –  Keratinizing squamous cell carcinoma

Type II –  Non-Keratinizing squamous cell carcinoma

Type III – Undifferentiated squamous cell carcinoma

*Most common site of acoustic schwanoma  CP angle

*Most common fungal infection affecting  PNSAspergillus

*Frog face deformity is caused by —  Angiofibroma in orbit

*Tracheostomy done at which level — T3 vertebral level

*Mikulicz cells and Russell bodies characteristic of  — Rhinoscleroma

*Rhinoscleroma is caused by  — Klebsiella rhinoscleromatis (Frisch bacillus)

*Rhinosporidiosis is caused by  — Rhinosporidium seeberi

*Rhinophyma (Potato tumor) occurs due to — Hypertrophy of sebaceous gland

*Most common nasal mass Nasal Polyp

*Trotter’s triad occur in — Nasopharyngeal carcinoma

Three components –  Conductive deafness (due to eustachian tube blockage)

Temporo-parietal neuralgia (due to involvement of Vth N.)

Palatal paralysis (due to involvement of Xth N.)

*Samter’s triad or Aspirin triad  —  Asthma + Aspirin sensitivity + Nasal/ethmoidal polyposis

*Unpaired laryngeal cartilage  Epiglottis, Thyroid & Cricoid

*Paired laryngeal cartilage  —   Arytenoid, Corniculate & Cuneiform

*Wave V in BERA corresponds to  — Lateral leminiscus

*Citelli’s angle is  —  Sinodural angle

*Blue ear drum is seen in  — Chronic serous otitis media accompanied by blood effusion

*Rhinitis medimentosa is due to — Topical use of nasal decongesants

*Ranula is — Mucous retention cyst

*Quinsy is  — Peritonsillar abscess

*Stapedial reflex is mediated by  — VIIth & VIIIth nerve

*In conductive deafness, weber’s test  Lateralization to poorer ear

*Function of ear ossicles is  — to transmit & amplify the vibrations of tympanum

*Primary receptor cell of hearing Hair cells

*Schwartze test is seen in — Otosclerosis

*Carhart’s notch —  Dip in bone conduction in otosclerosis at 2000 Hz

*Acoustic dip Dip in noise induced hearing loss at 4000 Hz

*B type tympanogram is seen in  — Middle ear pathology including serous otits media

*Most common cause of otomycosis  — Aspergillus (fungual infection)

*Woodruff’s area situated under — Posterior end of inferior turbinate

*Tripoid fracture is  — Zygomaticomaxillary complex fracture

*Commonest site of Ivory osteoma  PNS (Para Nasal Sinuses)

*Antrum of Highmore Maxillary sinus

*Columella tympanoplasty Type 3 tympanoplasty

*Infection of CNS spreads in inner ear through  — Cochlear aqueduct

*Tinnitus & hearing loss are side effect of which antitubercular drug Streptomycin

* Stapes develops from  the 2nd pharyngeal arch (Reichert’s cartilage)

*Malleus & Incus develops from 1st pharyngeal arch (Meckel’s cartilage)

*Dysphagia lusoria is caused by — Aberrant right subclavian artery

*Endolymphatic sac decompression is treatment for  — Meniere’s disease

*Mc Ewan’s triangle overlies  —  Mastoid antrum

*Degree of eustachian tube from horizontal line in adult is —  45 degree

*Degree of eustachian tube from horizontal line in infant is —  10 degree

*Autophony is seen in  — Patulous eustachian tube

*Osseo-cartilaginous junction on the dorsum of nose is  — Rhinion

*Most common fractured bone in face  — Nasal bone

*Most superior sinus in the face is  — Frontal sinus

*Bony nasal septal perforation is seen in —  Syphilis & Wagner’s granulomatosis

*Costen syndrome  Temporomandibular joint neuralgia

*Otosclerosis shows which kind of tympanogram  — Low compliance