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Nasal and Sinus Pathologies Study Guide

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Anatomy and Disorders of the Ear

External and Middle Ear Anatomy and Pathology

An overview of the anatomy, physiological processes, and clinical disorders of the external and middle ear.

  • External auditory canal anatomy
  • Cerumen function and secretion
  • Sound wave transmission process
  • Ossicle function in vibration amplification
  • Mastoid process and air cells
  • Basal Cell Carcinoma of the ear
  • Squamous Cell Carcinoma of the ear canal
  • Perichondritis infection and treatment
  • Cerumen impaction and canal disorders
  • Foreign body removal in the ear canal

Classification and Management of Hearing Loss

Hearing loss is categorized as conductive or sensorineural based on the location of the defect and the mechanism of sound transmission.

  • Conductive hearing loss
  • Sensorineural hearing loss
  • Weber test
  • Presbycusis
  • Ototoxicity
  • Tinnitus
  • Acoustic neuroma
  • Hyperacusis

External Ear Pathologies and Abnormalities

An overview of infections, growths, and congenital conditions affecting the external auditory canal and pinna.

  • Otitis externa etiology and clinical presentation
  • Otomycosis treatment and fungal species
  • Necrotizing external otitis in diabetic patients
  • Radiographic classification of necrotizing external otitis
  • Exostoses and surfer's ear
  • Squamous cell carcinoma of the EAC
  • Microtia and anotia development
  • Atresia of the external auditory canal

Nose, Sinus, and Oral Disorders

Nose and Sinus Pathologies

An overview of nasal and sinus conditions including rhinitis, sinusitis, and olfactory dysfunction.

  • Viral rhinitis
  • Rhinitis medicamentosa
  • Acute Bacterial Rhinosinusitis
  • Chronic Rhinosinusitis
  • Allergic rhinitis
  • Vasomotor rhinitis
  • Nasal vestibulitis
  • Olfactory dysfunction

Nose and Sinus Clinical Management

  • Nasal foreign bodies
  • Anterior epistaxis
  • Posterior epistaxis
  • Epistaxis management
  • Nasal packing

Nasal Fractures, Polyps, and Tumors

Clinical presentation, diagnosis, and management of nasal fractures, septal hematomas, nasal polyps, papillomas, and malignant sinus tumors.

  • Nasal fracture
  • Septal hematoma
  • Nasal polyps
  • Samter’s Triad
  • Nasal papilloma
  • Squamous cell carcinoma
  • Malignant tumors

Common Mouth Disorders and Oral Variants

An overview of benign bony exostosis, salivary gland nodules, congenital lingual anomalies, and acute tissue swelling.

  • Torus palatinus/mandibularis
  • Ankyloglossia
  • Angioedema
  • Benign bony exostosis
  • Congenital anomaly
  • Vascular permeability

Tongue, Gingival, and Dental Conditions

An overview of mouth disorders including glossitis, glossodynia, plaque associated gum disease, periodontal infections, necrotizing ulcerative gingivitis, dental caries, dental abscess, and permanent tooth avulsion.

  • Glossitis
  • Glossodynia
  • Gingivitis
  • Periodontitis
  • Necrotizing ulcerative gingivitis
  • Dental caries
  • Dental abscess
  • Permanent tooth avulsion

Common Mouth Disorders and Oral Variants

An overview of benign bony exostosis, salivary gland nodules, congenital lingual anomalies, and acute tissue swelling.

  • Torus palatinus/mandibularis
  • Ankyloglossia
  • Angioedema
  • Benign bony exostosis
  • Congenital anomaly
  • Vascular permeability

Eustachian Tube Dysfunction and Middle Ear Diseases

Eustachian Tube Diseases and Barotrauma

An overview of Eustachian tube dysfunction, serous otitis media, and barotrauma including their causes, clinical presentations, and treatments.

  • Preauricular pits and hearing loss risk
  • Eustachian tube function and ventilation
  • Serous otitis media clinical presentation
  • Otitis media with effusion complications
  • Barotrauma causes and symptoms
  • Barotrauma prevention and treatment
  • Decompression sickness in pressurized environments

Anatomy and Function of the Inner Ear

Anatomy and Physiology of the Inner Ear

The inner ear contains the semicircular canals, vestibule, and cochlea suspended in the bony labyrinth of the petrous part of the temporal bone.

  • Bony labyrinth
  • Semicircular canals
  • Vestibule
  • Cochlea
  • Utricle and saccule maculae
  • Organ of Corti
  • Vestibulocochlear nerve (CN VIII)
  • Linear acceleration
  • Rotational movement

Pharyngitis, Tonsillitis, and Mononucleosis

Clinical Presentation of Pharyngitis and Tonsillitis

An overview of viral, bacterial, fungal, and noninfectious pharyngitis including Centor Criteria, differential diagnoses, and treatment for Group A beta-hemolytic strep.

  • Anterior tonsil pillar
  • Posterior tonsil pillar
  • Viral pharyngitis
  • Group A beta-hemolytic strep (GABHS)
  • Centor Criteria
  • Rapid strep antigen detection
  • Mononucleosis
  • Penicillin VK
  • Amoxicillin
  • Peritonsillar abscess
  • Retropharyngeal abscess
  • Acute rheumatic fever
  • Poststreptococcal glomerulonephritis
  • Scarlet fever
  • Scarlatiniform rash

Mononucleosis and Epstein Barr Virus

  • Mononucleosis
  • Epstein Barr Virus
  • Tonsillar exudate
  • Hoagland sign
  • Lymphadenopathy
  • Splenomegaly
  • Monospot test
  • Heterophile Ab test
  • Splenic rupture
  • Lymphoproliferative diseases

Diseases and Complications of the Middle Ear

Acute Otitis Media Overview and Management

This material covers the etiology, clinical presentation, diagnosis, treatment options, and complications of acute otitis media in children and adults.

  • Etiology of bacterial infection
  • Risk factors for acute otitis media
  • Clinical presentation in infants and children
  • Otoscopy findings for diagnosis
  • Antibiotic treatment regimens
  • Watchful waiting versus antibiotic therapy
  • Complications of acute otitis media
  • Criteria for recurrent acute otitis media

Otitis Media Complications and Management

This material covers various complications of otitis media including tympanosclerosis, bullous myringitis, chronic otitis media, and mastoiditis, including their clinical presentations and treatments.

  • Indications for TM tube placement
  • Tympanosclerosis scarring and calcification
  • Bullous myringitis symptoms and treatment
  • Chronic otitis media characteristics
  • Conductive hearing loss causes
  • Mastoiditis clinical presentation and diagnosis
  • Mastoiditis CT study findings
  • Empiric parenteral antibiotic regimens for mastoiditis

Mastoiditis, Cholesteatoma, and Otosclerosis

An overview of mastoiditis complications, cholesteatoma presentation and diagnosis, and the progression and treatment of otosclerosis.

  • Differential diagnosis of mastoiditis
  • Intracranial extension complications
  • Acquired cholesteatoma causes
  • Cholesteatoma clinical presentation
  • Diagnosis of cholesteatoma via otoscopy and CT
  • Surgical excision and mastoid bowl creation
  • Otosclerosis bony remodeling
  • Otosclerosis treatment options

Middle Ear Trauma and Neoplasia

This material covers traumatic middle ear injuries, tympanic membrane perforations, middle ear neoplasia, and causes of earache.

  • Traumatic perforation of the tympanic membrane
  • Hemotympanum
  • Ossicular chain disruption
  • Conductive hearing loss following trauma
  • Etiology of tympanic membrane perforation
  • Tympanoplasty for large perforations
  • Primary middle ear tumors
  • Glomus tumors
  • Pulsatile tinnitus
  • Referred otalgia and sensory innervation
  • Causes of earache

Differential Diagnosis and Management of Vertigo

Differential Diagnosis of Vertigo and Dizziness

Distinguishing between dizziness, characterized by altered spatial orientation, and vertigo, defined as a sensation of motion, through peripheral and central etiologies.

  • Dizziness
  • Vertigo
  • Peripheral Vestibular Disease
  • Central Disease
  • Nystagmus
  • Benign Paroxysmal Positional Vertigo (BPPV)

Inner Ear Disorders and Vertigo

Clinical characteristics, etiologies, and treatments for Ménière’s disease, acute labyrinthitis, and acute vestibular neuritis.

  • Ménière’s Disease
  • Endolymphatic hydrops
  • Acute labyrinthitis
  • Acute vestibular neuritis
  • Sensorineural hearing loss
  • Tinnitus
  • Aural fullness
  • Vestibular nerve inflammation

Clinical Manifestations and Causes of Vertigo

  • Labyrinthine Concussion
  • Superior Semicircular Canal Dehiscence
  • Cervicogenic Vertigo
  • Central Vertigo
  • Migrainous Vertigo
  • Vertebrobasilar Insufficiency
  • Dix-Hallpike testing
  • Vestibular nystagmus

Oropharyngeal and Laryngeal Disorders

Throat and Larynx Infections and Abscesses

  • Peritonsillar abscess (Quinsy)
  • Deep neck abscess
  • Retropharyngeal space infection
  • Airway management
  • Incision and drainage
  • Intravenous antibiotics
  • Clinical presentation and diagnosis

Throat and Larynx Disorders

Clinical presentation, diagnosis, and management of obstructive sleep apnea, tonsillectomy indications, laryngeal disorders, and vocal cord pathologies.

  • Obstructive sleep apnea
  • Tonsillectomy indications
  • Hoarseness
  • Acute laryngitis
  • Epiglottitis
  • Laryngopharyngeal reflux
  • Laryngeal tumors
  • Squamous cell carcinoma of the larynx
  • Vocal cord nodules
  • Laryngeal papillomas
  • Vocal cord polyps
  • Vocal cord cysts
  • Vocal fold paralysis
  • Foreign body aspiration

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