Fig. 13.1 Pathology of craniopharyngioma. a Adamantinomatous craniopharyngioma characterized by trabecules of stratified squamous epithelium with peripheral palisading of basaloid cells (black arrows). A microcystic component (on the right) contains…
Nasal Dermoid Glioma Encephalocele Hemangioma Teratoma Diagnosis and Evaluation Physical Examination Noncompressible mass between columella and glabella. Does not transilluminate. Negative Furstenberg sign. Broadening of nasal dorsum. Widening of the…
Benign conditions Infectious mononucleosis Atypical mycobacterial and other lymphadenitis Juvenile angiofibroma Malignant conditions NUT (nuclear protein in testis) midline carcinoma Sinonasal carcinoma Parameningeal rhabdomyosarcoma Esthesioneuroblastoma Lymphoma Cervical neuroblastoma Nonrhabdomyosarcoma soft…
Fig. 22.1 Anterior rhinoscopy demonstrating a pale mass obstructing the nasal cavity Nasal congestion. No pulsation or expansion of lesion with crying, coughing, or straining. Compression of the ipsilateral jugular…
Fig. 16.1 Encephalocele. a Cut section of encephalocele wall showing skin surface with dermis and epidermis a dense fibrous dura-like band and deep-seated leptomeninges. b Brain tissue covered by a…
Fig. 31.1 MRI of a 4-month-old infant who presented with right Horner syndrome. T1 coronal (a) and T2 axial (b) images show a mass within the carotid space. Biopsy showed…
(1) Department of Plastic and Oral Surgery, Boston Children’s Hospital, Harvard Medical School, Boston, MA, USA Rafael A. Couto Email: arin.greene@childrens.harvard.edu Abstract Arteriovenous malformation is a fast-flow vascular anomaly…
Fig. 5.1 Arteriovenous malformation (AVM): a Pulsatile mass of the right cheek. b Arterial and c venous phases of right external carotid angiogram demonstrating high-flow AVM with large draining veins….
Fig. 4.1 Intensity-modulated radiation therapy (IMRT) plan for a patient with a nasopharyngeal tumor. Upper right panel: dose volume histogram with doses to specific critical structures (chiasm, parotid gland, spinal…
