A submucosal lesion of the nasopharynx refers to an abnormal growth or mass located beneath the mucosal surface of the nasopharynx, which is the upper part of the throat behind the nose. These lesions can vary in nature, including benign tumors, cysts, or malignant growths. Symptoms may include nasal obstruction, difficulty swallowing, or ear problems, depending on the lesion's size and location. Diagnosis typically involves imaging studies and possibly biopsy to determine the exact nature of the lesion.
the Nasopharynx
The pharynx conducts air from the nasopharynx to the laryngopharynx.
The relative superior endpoint of the nasopharynx is the skull base, which separates it from the base of the skull. The relative inferior endpoint is the upper surface of the soft palate, which forms the boundary between the nasopharynx and the oropharynx.
Air from the nasal cavity enters the superior portion of the pharynx called the nasopharynx.
Submucosal glands secrete mucus, enzymes, and electrolytes that help protect and lubricate the mucosal lining of organs such as the respiratory and digestive systems. They play a crucial role in maintaining the health and function of these organs.
ICD 9 code for submucosal lesion in the stomach
A submucosal lesion is a tissue abnormality found below the mucosal layer. The mucosal layer is typically the innermost layer of a hollow organ.
the Nasopharynx
Submucosal extension refers to the invasion of cancer or other pathological processes into the submucosal layer, which lies beneath the mucosal layer of an organ. This extension can indicate a more advanced stage of disease, as it suggests that the tumor has penetrated beyond the superficial mucosa into deeper tissues. Monitoring submucosal extension is crucial for determining the prognosis and appropriate treatment strategies in various cancers, such as colorectal or gastric cancer.
Submucosal (meissner's) plexus has mainly sensory functions, whereas the myenteric (Auerbach's) plexus has mainly motor functions.
The pharynx conducts air from the nasopharynx to the laryngopharynx.
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The nasopharynx is the space above the soft palate at the back of thethe nose and connects the nose to the mouth,
LarynxIt is the NASOPHARYNX. It can not be the Larynx because it's not part of the pharynx. The upper portion of the pharynx, the nasopharynx; is the passageway for air.
The superior portion of the pharynx is called the nasopharynx. It is located behind the nasal cavity and above the soft palate. The nasopharynx is involved in respiration and houses the openings of the Eustachian tubes.
The areas of the pharynx are the Nasopharynx, Oropharynx, and Laryngopharynx. The nasopharynx it provides passageway for air. The oropharynx is below the nasopharynx and is for food moving downward from the mouth and for air moving to and from the nasal cavity. Lastly the laryngopharynx is below the oropharynx and is a passageway to the esophagus.
Proximal lesion