Mastery Series

Sinonasal Cavity

Sinus

David M Yousem

<p>Gain confidence evaluating conditions of the sinonasal cavity on CT and MRI with MRI Online. Quiz yourself using real-world, interactive scrollable cases & earn CME. Try it free!</p>

Acquired/Developmental

Iatrogenic

Infectious

Neoplastic

Non-infectious Inflammatory

Vascular

Neuroradiology

Introduction to Paranasal Sinus

Sinonasal CT and MR Protocol

Sinonasal Drainage

Mucociliary Clearance

Current Surgical Procedures in the Sinonasal Channels

Posterior Ethmoid Surgical Procedures

Neurovascular Structures in the Paranasal Sinus

Anatomic Variation in the Paranasal Sinus Part 1

Anatomic Variation in the Paranasal Sinus Part 2

Paranasal Sinus Anatomy on CT

Keros Classification

Keros Classification on CT

Normal Post-op Findings in the Paranasal Sinus and Complications

Post-op Orbital Complications

Paranasal Sinus

Acute Sinusitis

Acute Bacterial Sinusitis

Chronic Sinusitis

Chronic Sinusitis on CT

MR in Inflammation

Hyperdense Sinus

Fungal Sinusitis

Nasal Congestion in a 36-Year-Old

Fungus Ball in the Sphenoid Sinus

Fungus Ball in the Maxillary Sinus

Allergic Fungal Sinusitis

Invasive Fungal Sinusitis

Sinonasal Fungus Disease

Rhinosinusitis Classification

Identifying Complications of Sinusitis

Subperiosteal Abscess of the Orbit

Mucocele in the Sphenoid Sinus

Mucocele Summary

Intracranial Complications of Sinusitis

Pott's Puffy Tumor

Epidural Abscess

Epidural Abscess on MRI

Vascular Complications of Sinusitis

Sinus Thrombosis

Maxillary Sinusitis Silent Sinus Syndrome Summary

Polyps Summary

Polyps on CT

Polyposis with Mucocele

Polyposis on MRI

Antrochoanal Polyp, Odontogenic Sinusitis

Organizing Hematoma

Silent Sinus Syndrome

Paranasal Benign Neoplasms

Mucous Retention Cysts and Frontal Ethmoidal Osteoma

Benign Chondroma of the Nasal Septumn

Inverted Papilloma Features

Inverted Papilloma on MRI

Pleomorphic Adenoma

Sinus Malignancies

Squamous Cell Carcinoma

Squamous Cell Carcinoma Summary

Sinus Malignancy Rule

Melanoma

MSG Tumor, Adenoid Cystic Carcinoma

Paranasal Sinus Sarcomas

Undifferentiated Sarcoma of the Sinonasal Cavity

Chondrosarcoma

Sinonasal Undifferentiated Carcinoma SNUC

Sinonasal Undifferentiated Carcinoma on MRI

Esthesio / Olfactory Neuroblastoma

Esthesioneuroblastoma

Olfactory Neuroblastoma

Kadish System Grading of Olfactory Neuroblastoma

Miscellaneous Lesions of the Paranasal Sinus

Venous Vascular Malformation

Fibrous Dysplasia

Epistaxis, Sarcoidosis Summary

Nasal Septal Perforation

Encephalocele: CSF Rhinorrhea

Encephalocele

Encephalocele on Reconstructed CT

Paranasal Sinus: Take Home Messages

Course Evaluation: Sinonasal Cavity

Course Recommendations

Post-Course Activities

<p>Join Dr. David Yousem (Johns Hopkins) as he provides a comprehensive review of anatomic considerations and normal variants, infectious inflammatory disease, and a wide array of neoplasms of the sinonasal cavity. This course was developed with help from Mahla Radmard, MD, Azita Khorsandi, MD, and Nafi Aygun, MD.&nbsp;</p>