why pterygium is more common on nasal side?
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The predominance of pterygia on the nasal side is possibly a result of peripheral light focusing, where the sun's rays passing laterally through the cornea, where they undergoe refraction and become focused on the limbic area.
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Medial pterygoid muscle: originates from the pterygoid fossa and pterygoid process of the sphenoid. Distally it inserts on the pterygoid tuberosity on the inner surface of the mandibular angle. Along with the masseter, this muscle forms a sling around the mandible.
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Most nasal polyps are benign (not cancer) and are caused by some type of chronic (long-lasting) inflammation in the nose. Using exams and tests, doctors can often tell benign polyps from cancer.
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Almost everyone has some degree of asymmetry on their face. But some cases of asymmetry are more noticeable than others. Injury, aging, smoking, and other factors can contribute to asymmetry. Asymmetry that's mild and has always been there is normal.
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The nose is especially vulnerable because your pores are usually larger in this area. The site of acne on your nose can also indicate health conditions. For example, acne on the front tip of your nose could indicate digestive issues. Side-nose acne may be related to hormone fluctuations.
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Some people are born with a deviated septum because the nose developed that way before birth. A deviated septum can also be caused by injury to the nose during birth. Later in life, a deviated septum can be caused by trauma, although adults and teenagers often cannot remember the injury that caused the problem.
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A straight-edged nose, it suits both sexes and, with its 106-degree nasal tip rotation, it is mathematically almost perfect (noses between 104-108 degrees in their orientation are the most beautiful). ... 'It defines her beauty and is one of the reasons why rhinoplasty has never been more popular.
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67-1). The nasal cavity (apart from its most anterior portion) and the paranasal sinuses are also lined by ciliated epithelium, the predominant direction of clearance being toward the oropharynx. Respiratory epithelium undergoes a continual turnover, with cells being replaced approximately once every 4 to 8 weeks.
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Nosebleeds are common due to the location of the nose on the face, and the large amount of blood vessels in the nose. The most common causes of nosebleeds are drying of the nasal membranes and nose picking (digital trauma), which can be prevented with proper lubrication of the nasal passages and not picking the nose.
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The condition is rare—some estimates say 1 in 1,000 people who have turbinate surgery get ENS—and controversial, says ENT Andrew Ordon, MD, associate professor of plastic surgery at USC, and co-host of The Doctors.
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The atrial septum, for instance, is a muscular partition separating the right and left sides of the heart. However, the most commonly known septum is the nasal septum, which is made up of bony cartilage and runs down the middle of the nose, creating two nasal passages and ending in the nostrils.
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Summary. Nosebleeds are a common occurrence and usually harmless, although serious cases can occur. If people are experiencing daily or frequent nosebleeds, it may be a side effect of medication or sign of an underlying condition.
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Many people have an uneven septum, which makes one nostril larger than the other. Severe unevenness is known as a deviated septum. It can cause health complications such as a blocked nostril or difficulty breathing. An uneven septum is very common.
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Examples: The eye is lateral to the nose. The nose is medial to the ears.
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Styes on the eyelids are common and can occur in both men and women of all age groups. While styes are not necessarily dangerous, they have the potential of becoming a serious problem.
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Sinusitis, or a sinus infection, happens when bacteria or viruses get into the space behind your nose, eyes, and cheeks. These germs cause your sinuses to swell up and your nose to fill with mucus. With a sinus infection, you'll feel pressure in the upper part of your face, including behind your eyes.
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If your nasal membranes are blue, pale, or appear swollen, it's likely you may have allergic rhinitis or some form of nasal allergy that causes inflammation. Red nasal passages, meanwhile, usually indicate infection.