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Nasal polyps are soft, painless, noncancerous growths on the lining of your nasal passages or sinuses. They hang down like teardrops or grapes. They result from chronic inflammation due to asthma, recurring infection, allergies, drug sensitivity or certain immune disorders. Nasal polyps are polypoidal masses arising mainly from the mucous membranes of the nose and paranasal sinuses. They are overgrowths of the mucosa that frequently accompany allergic rhinitis, and are freely movable and nontender.
Amniocentesis,before the actual procedure, a local anesthetic is sometimes given to relieve the pain when inserting the needle used to withdraw the fluid. A needle is usually inserted through the mother's abdominal wall or at the end of the vagina, and through the wall of the uterus into the amniotic sac. With assistance from ultrasound, a physician aims towards an area of the sac that is away from the fetus and extracts a small amount of amniotic fluid for testing. The puncture heals, and the amniotic sac replenishes the liquid over a day or so. After the amniotic fluid is extracted, the fetal cells are separated from it using a centrifuge, and the fetal chromosomes are examined for abnormalities. Various genetic testing may be performed, but the three most common abnormalities tested for are Down's syndrome, Trisomy 18 and spina bifida. Amniocentesis can be performed as soon as sufficient amniotic fluid surrounds the fetus to allow a sample to be recovered relatively safely, usually no earlier than the 14th week of pregnancy. Often, genetic counseling is offered in conjunction with amniocentesis.
Computed tomography (CT)-guided transthoracic needle biopsy is a well-established, minimally invasive diagnostic tool for pulmonary lesions. Few large studies have been conducted on the diagnostic performance and adequacy for molecular testing of transthoracic core needle biopsy (TCNB) for small pulmonary lesions.
The primary functions of the liver are: Bile production and excretion. Excretion of bilirubin, cholesterol, hormones, and drugs. Metabolism of fats, proteins, and carbohydrates. Enzyme activation. Storage of glycogen, vitamins, and minerals. Synthesis of plasma proteins, such as albumin, and clotting factors.
Priapism is a prolonged erection of the penis. The persistent erection continues hours beyond or isn't caused by sexual stimulation. Priapism is usually painful. Although priapism is an uncommon condition overall, it occurs commonly in certain groups, such as people who have sickle cell anemia. Prompt treatment for priapism is usually needed to prevent tissue damage that could result in the inability to get or maintain an erection (erectile dysfunction). Priapism is most common in men in their 30s.
An atrial septal defect (ASD) is a hole in the wall between the two upper chambers of your heart (atria). The condition is present from birth (congenital). Small atrial septal defects may close on their own during infancy or early childhood. Large and long-standing atrial septal defects can damage your heart and lungs. Small defects may never cause a problem and may be found incidentally. An adult who has had an undetected atrial septal defect for decades may have a shortened life span from heart failure or high blood pressure that affects the arteries in the lungs (pulmonary hypertension). Surgery may be necessary to repair atrial septal defects to prevent complications.
The goal of a decompression surgery is usually to relieve pain caused by nerve root pinching. There are two common causes of lumbar nerve root pressure: from a lumbar herniated disc or lumbar spinal stenosis. This type of pain is usually referred to as a radiculopathy, or sciatica. A decompression surgery involves removing a small portion of the bone over the nerve root and/or disc material from under the nerve root to relieve pinching of the nerve and provide more room for the nerve to heal. The most common types of decompression surgery are microdiscectomy and laminectomy.
Treatment may not be needed for an eschar if it is part of the natural healing process. However, if an eschar looks like it may have a wound infection – symptoms can include oozing fluid such as pus or blood, your clinician will likely recommend topical treatment or debridement to help control and remove the infection.
In this video, I have covered Inguinal hernia under the following headings: Definition, Parts of Hernia, Surgical anatomy, Types of inguinal hernia, Aetiology of hernia, Clinical features of hernia, complications of hernia, Clinical examination, Surgical principles, and explanation of a few surgeries (Herniotomy, Bassini suture repair, Shouldice repair, Lichtenstein tension-free open meshplasty, hernia plugs, Laparoscopic techniques like TEP(Totally extraperitoneal approach) and TAPP(Transabdominal preperitoneal approach) surgical procedures).
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How to study General Surgery in med school: (Tips and Tricks)
https://youtu.be/_tad4i2Kdes
1-minute hernia videos: (Complete playlist by Skeleton)
https://www.youtube.com/watch?v=GsmAPYMiK_s&list=PL-dMZTUxuTxAi7rFqOy9o0pv1g-aZ1GXz
(includes femoral hernia, obturator hernia, epigastric hernia, umbilical hernia, Spigelian hernia, Richter hernia, lumbar hernia, incisional hernia, Hiatal hernia, congenital diaphragmatic hernia, contents of spermatic cord, triangles of hernia)
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Lack of sunshine causes skin cancer, according to Andreas Moritz. In this video from 2009, he explains why being in the sun is actually good for you and your skin. Find out why your sunscreen is doing more harm than good. Also, you need vitamin D to prevent cancer, and sunscreen may interfere with your exposure to vitamin D from the sun.
Tongue and lip-tie are common causes of nipple pain, uneven breast drainage, slow weight gain and low milk supply. Many physicians do not properly assess for tongue or lip-tie or recognize their impact on the breastfeeding relationship, leaving babies vulnerable to early weaning. Ultrasound studies have shown that the tongue movements used by tongue-tied babies are qualitatively different from those used by by babies who are not tongue-tied. These movements are not as effective at removing milk from the breast and can cause significant pain and nipple damage. In these studies, tongue-tied babies also did not draw the nipple as deeply into the mouth as babies who were not tongue-tied.
Endoscopy of Mammary Ducts with Micro-Endoscope called Mammary Ductoscopy. Indication:- Nipple Discharge. In this case Papilloma seen quite clearly. Biopsy can also be possible with Ductoscopy. Mammary Ductoscopy is very useful for diagnosis of Breast Cancer in early stage.
Suck reflex. ... Babies also have a hand-to-mouth reflex that goes with rooting and sucking and may suck on fingers or hands. Moro reflex. The Moro reflex is often called a startle reflex because it usually occurs when a baby is startled by a loud sound or movement.