Antibody- dependent cellular cytotoxicity is a process known to be effective in the destruction of virus infected cells, appears to act on Epstein induced membrane antigens. It is capable of
Day: June 23, 2017
Describe the boundaries of fossa of Rosenmuller. What is its clinical importance?Describe the boundaries of fossa of Rosenmuller. What is its clinical importance?
Also known as lateral pharyngeal recess It is a lateral extension of the nasopharynx lying above and behind the medial end of the Eustachian tube. By adult life it is
Describe the surgical anatomy of Nasopharynx (the postnasal space).Describe the surgical anatomy of Nasopharynx (the postnasal space).
The nasopharynx is a large space with rapid walls approximately ∼4 cm high ∼4 cm wide ∼3 cm in Antero-Posterior dimension ∼2 cm deep. The anterior wall: chaonal orifice and
How does EBV turns a normal nasopharyngeal cell into a malignant cells?How does EBV turns a normal nasopharyngeal cell into a malignant cells?
EBV is one of the herpes viruses and B cell lymphotrophic. The primary infection of EBV takes place in childhood and is always accompanied by seroconversion and harboring of the
What are the serological tests done in case of nasopharyngeal carcinoma for the diagnosis and the prognosis?What are the serological tests done in case of nasopharyngeal carcinoma for the diagnosis and the prognosis?
The association of nasopharyngeal carcinoma with Ebstein Barr virus is supported by: The presence of a humoral immune response in patient with NPC against EBV determined antigens including the structural
How a biopsy be taken ideally from nasopharynx?How a biopsy be taken ideally from nasopharynx?
Biopsy of the nasopharynx is considered the first necessary investigation for Nasopharyngeal carcinoma (NPC) if a suspicious lesion is formed. Ideally this should be carried out during the patients first