If you look at someone’s back, you’ll see that the spine runs straight down the middle. When a person has scoliosis, their backbone curves to the side. The angle of the curve may be small, large or somewhere in between. But anything that measures more than 10 degrees is considered scoliosis. Doctors may use the letters “C” and “S” to describe the curve of the backbone. You probably don’t look directly at too many spines, but what you might notice about someone with scoliosis is the way they stand. They may lean a little or have shoulders or hips that look uneven. What Causes Scoliosis? In as many as 80% of cases, doctors don’t find the exact reason for a curved spine. Scoliosis without a known cause is what doctors call “idiopathic.” Some kinds of scoliosis do have clear causes. Doctors divide those curves into two types -- structural and nonstructural. In nonstructural scoliosis, the spine works normally, but looks curved. Why does this happen? There are a number of reasons, such as one leg’s being longer than the other, muscle spasms, and inflammations like appendicitis. When these problems are treated, this type of scoliosis often goes away.

The vast majority of glucocorticoid activity in most mammals is from cortisol, also known as hydrocortisone. Corticosterone, the major glucocorticoid in rodents, is another glucocorticoid. Cortisol binds to the glucocorticoid receptor in the cytoplasm and the hormone-receptor complex is then translocated into the nucleus, where it binds to its DNA response element and modulates transcription from a battery of genes, leading to changes in the cell's phenotype. Only about 10% of circulating cortisol is free. The remaining majority circulates bound to plasma proteins, particularly corticosteroid-binding globulin (transcortin). This protein binding likely decreases the metabolic clearance rate of glucocorticoids and, because the bound steroid is not biologically active, tends to act as a buffer and blunt wild fluctuations in cortisol concentration.

Watch that video of an Ingrown Hair Causes Huge Tumor in a Man's Stomach

Visualization of the larynx by direct or indirect means is referred to as laryngoscopy and is the principal aim during airway management for passage of a tracheal tube. This paper presents a brief background regarding the development and practice of laryngoscopy and examines the equipment and techniques for both direct and indirect methods. Patient evaluation during the airway examination is discussed, as are predictors for difficult intubation. Laryngoscope blade design, newer intubating techniques, and a variety of indirect laryngoscopic technologies are reviewed, as is the learning curve for these techniques and devices.

High Resolution Upper Airway Anatomy

Asthma and COPD

Here's Why Your Skin Doesn't Rip Easily

See the effects of cannabis first hand, unedited, on Parkinson's tremor dyskinesia, and voice.

How to Reverse GERD and Leaky Gut

The superior sagittal sinus (also known as the superior longitudinal sinus), within the human head, is an unpaired area along the attached margin of falx cerebri. It allows blood to drain from the lateral aspects of anterior cerebral hemispheres to the confluence of sinuses.

How to Teach Kids to Safely Lift, Carry and Move Heavy Objects

Acne can form several types of skin blemish, each with a distinct appearance and symptoms. Most minor acne blemishes respond to at-home care and over-the-counter medications. However, people with severe or long-term acne should speak with a doctor or dermatologist. Acne affects around 80 percent of adolescents and young adults. About 40–50 million Americans have acne at any given time. The following are common types of blemish associated with acne: whiteheads blackheads pustules, which are commonly called pimples papules cysts nodules Each type of acne lesion requires a different treatment. Receiving prompt, correct treatment can reduce the risk of long-term skin complications, such as dark spots and scarring. Acne blemishes fall into two categories, depending on whether or not they cause inflammation of the surrounding skin. Whiteheads Whiteheads Blackheads blackheads are pockets of oxidized melanin on the surface of the skin Papules Papules Pustules (pimples) Pustules (pimples) Nodules Nodules Cysts pus in a cyst 1of6 Noninflammatory acne types Whiteheads and blackheads are types of noninflammatory acne lesion. They are the least severe forms of acne. Noninflammatory blemishes usually do not cause swelling and are not very painful. Whiteheads The medical term for whiteheads is closed comedones. These are small, whitish or flesh-colored spots or bumps. They usually have a white, circular center surrounded by a red halo. A hair will sometimes emerge from the center of a whitehead, or it may appear to be trapped within the blemish. The skin around a whitehead may appear to be tight or wrinkled, especially when the whitehead is large or especially raised. ADVERTISEMENT Approved NSCLC Treatment - HCP Info & Resources Request A Rep & Discover A Therapy For Stage III NSCLC. www.stage-iii-nsclc-therapy.com Whiteheads typically do not cause scarring. Blackheads Blackheads are also called open comedones. They are small, black or dark-colored spots that may appear as slightly raised bumps. The skin around a blackhead usually appears normal, while the center of the blackhead is darker than the surrounding area. The coloration is not a result of trapped dirt. Blackheads are simply whiteheads that have opened and widened. When the contents of a whitehead are exposed to air, they darken. Treatment options Many over-the-counter rinses, moisturizers, gels, toners, and creams can treat noninflammatory acne blemishes. They often contain a mix of active ingredients. The following ingredients in over-the-counter treatments can help to break down whiteheads and blackheads: benzoyl peroxide salicylic acid sulfur resorcinol Also, several home remedies and lifestyle changes can help to reduce most minor-to-mild forms of noninflammatory acne. It may help to try: washing the face with lukewarm water and soap twice daily washing the whole body every 2 days reducing stress eating a healthful, balanced diet staying hydrated avoiding over-washing or irritating the skin limiting exposure to the sun always wearing sunscreen when outdoors People should never pop acne blemishes. Doing so can lead to complications, such as: nodules cysts scarring dark spots pitting Inflammatory acne types Inflammatory acne blemishes include: papules pustules nodules cysts Inflammatory acne is more severe than noninflammatory acne, and this type is more likely to cause complications, such as scarring or pitting. Blemishes or lesions that are inflamed, or red, swollen, and warm to the touch can result from inflammatory acne. Minor-to-mild forms Papules Papules are bumps under the skin's surface. They are solid, tender, pink, and raised, and the skin around a papule is usually slightly swollen and red. Unlike whiteheads, papules have no visible center. Unlike blackheads, the pores of a papule do not appear to be widened. Papules develop when whiteheads or blackheads cause so much irritation that they damage some of the surrounding skin. The damage leads to inflammation. Pustules (pimples) Pustules are larger, tender bumps with a defined circular center. The center is filled with whitish or yellowish pus, and the bump has a pink or red base. Immune cells and bacterial cells collect to form this pus. Pustules typically look like much larger and more inflamed whiteheads. Treatment options Several home remedies and over-the-counter medications can treat minor-to-mild papules and pustules. The following tips can help: washing the affected area with cool water and soap using clean hands or a clean, gentle facecloth twice a day applying a warm compress or cloth to the affected area for 10–15 minutes to encourage trapped debris to rise to the surface using products with benzoyl peroxide to combat bacteria using products with salicylic acid to remove dead skin cells and other debris How do you prevent pimples? How do you prevent pimples? How can you prevent pimples from forming? Learn 15 methods of prevention here, including home remedies, lifestyle changes, and diet tips. READ NOW Moderate-to-severe forms Nodules Nodules are hard, painful, inflamed lumps located deep within the skin. They look like larger, deeper papules and have no visible center or head. This type of acne lesion develops when clogged pores damage tissues and cells deep beneath the skin's surface. Nodules are a severe form of acne blemish, and they can cause skin complications such as dark spots or scarring. Cysts Cysts are very large, soft, painful, red or white lumps situated deep in the skin. They are filled with pus. Cysts form deeper within the skin than nodules, and they are the most severe type of acne blemish. Cysts can also cause skin complications, such as scarring. Treatment options People cannot treat moderate-to-severe inflammatory blemishes at home. These lesions require care from a doctor or dermatologist. The doctor can use many products and procedures to treat nodules and cysts. These include: antibiotics, such as tetracycline, doxycycline, and amoxicillin topical corticosteroids oral contraceptives for hormonal-related acne systematic retinoids, such as isotretinoin steroid injections chemical peels photodynamic therapy to combat bacteria drainage and extraction to remove large cysts What causes acne? young woman with forehead acne When a pore becomes clogged, acne can develop. Normally, dead cells collect in the skin's pores, then slowly rise to the surface of the openings and eventually fall away from the skin. A natural body oil called sebum helps to prevent skin cells from drying out. The glands that produce this oil are attached to the pores. When excess sebum builds up, it can cause dead cells to stick together, forming a mixture that becomes trapped in the pores. Acne occurs when a pore becomes clogged with dead skin cells, natural body oils, and a type of bacteria. These bacteria live on the skin and are called Propionibacterium acnes. If they enter and infect clogged pores, this causes acne blemishes to form. When to see a doctor In cases of minor-to-moderate acne, a person will generally have to use home and over-the-counter remedies consistently for 4–8 weeks before they see results. More severe inflammatory types of acne tend to take much longer to clear up. Speak to a doctor or dermatologist if whiteheads, blackheads, papules, or pustules: are severe do not respond to over-the-counter medications are very painful are very large bleed a lot release a lot of pus cover a significant portion of the face or body cause emotional distress develop very close to sensitive areas, such as the eyes or lips Most active ingredients in over-the-counter products are available in prescription-strength treatments. Dermatologists can also remove lesions that are very large or persistent. They can also remove those that do not respond to other forms of treatment. Always see a doctor or dermatologist about nodules and cysts, because these require medical care. Untreated nodules and cysts and those that have been picked or popped can cause scarring.

Open appendectomy (simulated)

Joint Replacement Surgery is part of Orthopedics hence surgical as well as non-surgical techniques are carried out by orthopedic surgeons. The burden of pain can be reduced with the help of minimally invasive orthopedic therapies prescribed by doctors. https://goo.gl/VhzaUr

An African traditional healer performing a brain surgery.

30 yr old man presented to ER after Motor Vehicle Crash..blunt chest trauma...

A pacemaker insertion is the implantation of a small electronic device that is usually placed in the chest (just below the collarbone) to help regulate slow electrical problems with the heart.

: Intrinsic muscles of the back, vertebral, spinal muscle & spinal cord

CARDIAC TAMPONADE!!! The surgeon in this video is performing a pericardiotomy in a 30-year-old man that presented to ER after a motor vehicle crash....

Each kidney contains around 1 million individual nephrons, the kidneys' microscopic functional units that filter blood to produce urine. The nephron is made of 2 main parts: the renal corpuscle and the renal tubule.