Paranasal Pathology Flashcards
Modality of choice for calcification, lithiasis or detection of fractures
CT
Increased the sensitivity and specificity in the evaluation of primary and recurrent malignancies in combination with either CT or MR imaging
PET scan
Opacification of th sinuses and air or fluid level best seen in the maxillary sinus
Plain radiograph
What type of sinusitis is characterized by prescience of air fluid levels
Acute
What are the common complications of sinusitis
Inflammatory polyps
Mucus retention cysts
Mucoceles
Cavernous sinus thrombosis
Result of chronic inflammation resulting to mucosal hyperplasia
Nasal polyp
Antral polyp expands to the point where it prolapses through the sinus ostium
Antrochoanal polyp
What sinus is most commonly involved in mucous retention cyst
Maxillary sinus
What sinus is the commonly affected area by mucocele
Frontal sinus
Frank expansion of the sinus with associated sinus wall bony thinning and remodeling
Mucocele
Neoplastic nasal epithelium inverts and grows into the underlying mucosa
Inverting papilloma
When using a MRI for inverted papilloma, the distinctive appearance is referred to as
Convoluted cerebriform pattern
Typically seen among male adolescent presenting with epixtaxis
Juvenile nasopharyngeal angiofibromas
What is the hallmark feature of the juvenile nasopharyngeal angiofibromas
Retromaxillary pterygopalatine
What are CT signs of cholesteatoma
soft tissue mass in the middle ear
Bony erosion
