Items tagged “paranasal sinuses”

45 results found
Case

Haller cells - extensive

  Diagnosis almost certain
Frank Gaillard
Published 17 Jul 2009
39% complete
CT
Case

Pleomorphic adenocarcinoma

  Diagnosis certain
Hani Makky Al Salam
Published 19 Feb 2010
89% complete
MRI CT
Case

Mucocele of the left maxillary antrum

  Diagnosis probable
Frank Gaillard
Published 20 Mar 2010
68% complete
MRI
Article

Sinonasal disease

The nasal passage and paranasal sinuses (collectively sinonasal) plays host to a number of diseases and conditions, which can be collectively termed sinonasal disease. One way of classifying separate entities is as follows: inflammatory and infective conditions sinusitis acute sinusitis Pott...
Article

Acute invasive fungal sinusitis

Acute invasive fungal sinusitis is the most aggressive form of fungal sinusitis. It is seen particularly in immunocompromised patients and is the source of significant morbidity and mortality. It should be distinguished from the other two forms of invasive fungal sinusitis, chronic invasive fung...
Article

Fungal sinusitis

Fungal sinusitis is a collective term referring to a number of entities, which can be divided into two groups, depending on the presence of fungal hyphae within or beyond the mucosa 1: non-invasive: hyphae do not invade the mucosa allergic fungal sinusitis sinus fungal mycetoma invasive: hyp...
Case

Haller cell

  Diagnosis certain
Frank Gaillard
Published 11 Apr 2010
77% complete
CT
Case

Inverted papilloma

  Diagnosis almost certain
Frank Gaillard
Published 11 Apr 2010
62% complete
CT
Case

Inverted papilloma

  Diagnosis almost certain
Frank Gaillard
Published 12 Apr 2010
68% complete
MRI
Case

Silent sinus syndrome

  Diagnosis certain
Frank Gaillard
Published 16 Apr 2010
62% complete
CT
Article

Silent sinus syndrome

The silent sinus syndrome represents maxillary sinus atelectasis that results in painless enophthalmos, hypoglobus and facial asymmetry 1-3. Some authors restrict the term to patients with no history of sinusitis, trauma or surgery 2. Some authors suggest that is part of the spectrum of chronic ...
Case

Haller cell (diagram)

  Diagnosis not applicable
Frank Gaillard
Published 19 Apr 2010
32% complete
Diagram
Case

Normal ostiomeatal complex (illustration)

  Diagnosis not applicable
Frank Gaillard
Published 19 Apr 2010
19% complete
Diagram
Case

Silent sinus syndrome (diagram)

  Diagnosis not applicable
Frank Gaillard
Published 19 Apr 2010
29% complete
Diagram
Article

Paranasal sinus osteoma

Paranasal sinus osteomas are common benign tumors, usually found incidentally. For a general discussion, please see the main osteoma article. Epidemiology Osteomas are commonly found in patients undergoing imaging of the sinuses, appearing in up to 3% of CT examinations of the paranasal sinus...
Case

Concha bullosa (diagram)

  Diagnosis not applicable
Frank Gaillard
Published 30 Apr 2010
19% complete
Diagram
Article

Paranasal sinus mucocele

Paranasal sinus mucoceles represent complete opacification of one or more paranasal sinuses by mucus, often associated with bony expansion due to obstruction of the nasal sinus drainage. Clinical presentation Clinical presentation depends on two factors: location and direction of expansion p...
Case

Mucocoele of the ethmoid and sphenoid sinus

  Diagnosis almost certain
Frank Gaillard
Published 06 May 2010
48% complete
CT
Case

Mucocoele (illustrations)

  Diagnosis not applicable
Frank Gaillard
Published 06 May 2010
29% complete
Diagram
Article

Inverted papilloma

Inverted papillomas are a type of Schneiderian papilloma, representing an uncommon non-cancerous sinonasal tumor that mostly affects middle-aged men. They occasionally undergo malignant transformation. On imaging, they classically demonstrate a convoluted cerebriform pattern seen on both T2 and ...

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