General Medical Videos

samer kareem
5,764 Views · 8 months ago

The protein inside red blood cells (a) that carries oxygen to cells and carbon dioxide to the lungs is hemoglobin (b). Hemoglobin is made up of four symmetrical subunits and four heme groups. Iron associated with the heme binds oxygen.

samer kareem
1,914 Views · 8 months ago

“People need to realize this is imminently preventable,” he said. Lyme disease develops following an infection with the bacteria Borrelia burgdorferi. It's transmitted to humans through the bite of infected blacklegged ticks. The tick must be attached to its host for 36 to 48 hours to transmit the bacteria.

samer kareem
7,635 Views · 8 months ago

Wash your hands thoroughly with soap and water before and after treating the wound. Wash the area with mild soap and running water to reduce the risk of infection. Pat dry. Apply antibiotic ointment and cover with a clean bandage or sterile dressing. Antibiotic prophylaxis should be considered, especially if there is a high risk of infection, such as with cat bites, with puncture wounds, with wounds to the hand, and in persons who are immunosuppressed. Amoxicillin/clavulanate is the first-line prophylactic antibiotic.

samer kareem
5,352 Views · 8 months ago

Controlled studies on treatment of catscratch disease (CSD) are lacking. Thus, treatment recommendations are based on case reports, reviews, a single controlled trial, and anecdotal data. Practice guidelines for the diagnosis and management of skin and soft-tissue infections, including CSD, have been established.Oct 19, 2016

samer kareem
2,238 Views · 8 months ago

Pruritis is itchy skin that makes you want to scratch. It can be caused by many things. Normally, itchy skin isn't serious, but it can make you uncomfortable. Sometimes, itchy skin is caused by a serious medical condition. It can occur in association with a primary rash (e.g. dermatitis) or may occur because of hypersensitive nerves in the skin (neuropathic pruritus). ... Scratching a localised itch may lead to lichen simplex, prurigo or prurigo nodularis. Systemic causes of pruritus. Sytemic diseases may cause generalised pruritus.

samer kareem
1,760 Views · 8 months ago

The long-standing answer has been that sneezing is a reflex. When irritants — such as germs, dust, pollen, animal dander, or pollutants, just to name just a few — infiltrate the nose lining, the brain sends out a signal to get rid of it. That triggers a deep breath, which gets held in the lungs.

samer kareem
11,383 Views · 8 months ago

Myasthenia gravis is a chronic autoimmune neuromuscular disease characterized by varying degrees of weakness of the skeletal (voluntary) muscles of the body. The name myasthenia gravis, which is Latin and Greek in origin, literally means "grave muscle weakness."

samer kareem
5,545 Views · 8 months ago

Sed rate, or erythrocyte sedimentation rate ( ESR ), is a blood test that can reveal inflammatory activity in your body. A sed rate test isn't a stand-alone diagnostic tool, but it can help your doctor diagnose or monitor the progress of an inflammatory disease. ... Inflammation can cause the cells to clump.

samer kareem
27,401 Views · 8 months ago

How do you know if you have pneumonia? They may include: Cough. You will likely cough up mucus (sputum) from your lungs. ... Fever. Fast breathing and feeling short of breath. Shaking and "teeth-chattering" chills. Chest pain that often feels worse when you cough or breathe in. Fast heartbeat. Feeling very tired or very weak. Nausea and vomiting.

samer kareem
1,394 Views · 8 months ago

Most people start smoking when they are in their teens and are addicted by the time they reach adulthood. Some have tried to quit but have returned to cigarettes because smoking is such a strong addiction. It is a habit that is very difficult to break. There are many different reasons why people smoke.

Marky123
2,527 Views · 8 months ago

http://sciatica-rimedi.good-info.co Nervo Sciatico, Accavallamento Nervi, Lombosciatalgia Sintomi E Cure, Dolore Coscia, Sciatica. Come curare la sciatica a casa Se hai avuto abbastanza sciatalgia a dirigere la tua vita, non disperare! ti mostrerò tre dei più comuni trattamenti casalinghi per la sciatica, e come usarli per ridurre il dolore in modo rapido. La parte migliore di questi trattamenti è che possono curare la sciatica, e non solo coprire il dolore. Quindi, cominciamo... 1. Programma di esercizi a casa I programmi di esercizio sono una componente importante di qualsiasi piano di trattamento della sciatica. Con l'allungamento e il rafforzamento di parti del corpo che possono causare l'irritazione del nervo sciatico, è possibile ridurre il dolore e accelerare il recupero. Gli esercizi più efficaci dipendono dalla ragione di fondo per cui soffri di sciatica. La sciatica causata da un'ernia del disco, per esempio, non viene trattata con gli stessi esercizi della sciatica causata da stenosi spinale. È anche importante mantenere il corpo rilassato, per consentirgli di guarire. Un modo grandioso per farlo, senza aggravare la tua condizione, è camminare a ritmo sostenuto. Altre attività leggere possono avere un effetto simile, ma se qualcosa fa male è necessario fermarsi immediatamente. Suggerimento gratuito: è essenziale che non ci si riduca a letto a causa del dolore. Stare sdraiati a letto per più di due giorni ha dimostrato peggiorare la sciatica, perché i muscoli si irrigidiscono e si indeboliscono. 2. Bilancia la tua dieta Curare la sciatica in modo permanente, spesso significa trattare più che la semplice causa fisica. Per impedire che il dolore si ripresenti, dovrai anche migliorare la tua dieta. Uno dei modi più semplici per ridurre il dolore associato con sciatica è quello di bere più acqua. Quando si è disidratati, parti della colonna vertebrale si sgonfiano. Questo può causare ulteriore pressione sul nervo sciatico. Se possibile, si dovrebbe anche cercare di evitare alimenti infiammatori. Gli alimenti infiammatori sono troppi, per elencarli in questo articolo, ma qualsiasi alimento dotato di elevato contenuto di zucchero può, potenzialmente, portare a infiammazione e ad aumento del dolore. 3. Rimedi casalinghi I rimedi casalinghi possono fare una grande differenza per tua sciatalgia, spesso in tempi relativamente brevi. La cosa grandiosa dei rimedi casalinghi è che non richiedono prescrizione o ingredienti costosi. Uno dei più semplici rimedi casalinghi sono le noccioline. Questo perché le arachidi contengono un sacco di magnesio, che è cruciale per consentire muscoli di rilassarsi.

samer kareem
4,385 Views · 8 months ago

People with Extremely Large Body Parts

samer kareem
9,902 Views · 8 months ago

DIRTIEST PARTS OF YOUR BODY

samer kareem
7,388 Views · 8 months ago

Inside the living body

samer kareem
4,258 Views · 8 months ago

Asthma was originally described as an inflammatory disease that predominantly involves the central airways. Pathological and physiological evidence reported during the past few years suggests that the inflammatory process extends beyond the central airways to the peripheral airways and the lung parenchyma. The small airways are capable of producing T-helper-2 cytokines, as well as chemokines, and they have recently been recognized as a predominant site of airflow obstruction in asthmatic persons. The inflammation at this distal site has been described as more severe than large airway inflammation. These findings are of great clinical significance, and highlight the need to consider the peripheral airways as a target in any therapeutic strategy for treatment of asthma.

samer kareem
1,908 Views · 8 months ago

This video, Rheumatoid arthritis is a chronic inflammatory disorder that can affect more than just your joints. In some people, the condition also can damage a wide variety of body systems, including the skin, eyes, lungs, heart and blood vessels. An autoimmune disorder, rheumatoid arthritis occurs when your immune system mistakenly attacks your own body's tissues. Unlike the wear-and-tear damage of osteoarthritis, rheumatoid arthritis affects the lining of your joints, causing a painful swelling that can eventually result in bone erosion and joint deformity. The inflammation associated with rheumatoid arthritis is what can damage other parts of the body as well. While new types of medications have improved treatment options dramatically, severe rheumatoid arthritis can still cause physical disabilities.

samer kareem
2,558 Views · 8 months ago

This video: Polycythemia vera (pol-e-sigh-THEE-me-uh VEER-uh) is a slow-growing type of blood cancer in which your bone marrow makes too many red blood cells. Polycythemia vera may also result in production of too many of the other types of blood cells — white blood cells and platelets. These excess cells thicken your blood and cause complications, such as such as a risk of blood clots or bleeding. Polycythemia vera isn't common. It usually develops slowly, and you may have it for years without noticing signs or symptoms. Often, polycythemia vera is found during a blood test done for some other reason. Without treatment, polycythemia vera can be life-threatening. However, with proper medical care, many people experience few problems related to this disease. Over time, there's a risk of progressing to more-serious blood cancers, such as myelofibrosis or acute leukemia.

samer kareem
2,637 Views · 8 months ago

Polycythemia vera (pol-e-sigh-THEE-me-uh VEER-uh) is a slow-growing type of blood cancer in which your bone marrow makes too many red blood cells. Polycythemia vera may also result in production of too many of the other types of blood cells — white blood cells and platelets. These excess cells thicken your blood and cause complications, such as such as a risk of blood clots or bleeding. Polycythemia vera isn't common. It usually develops slowly, and you may have it for years without noticing signs or symptoms. Often, polycythemia vera is found during a blood test done for some other reason. Without treatment, polycythemia vera can be life-threatening. However, with proper medical care, many people experience few problems related to this disease. Over time, there's a risk of progressing to more-serious blood cancers, such as myelofibrosis or acute leukemia.

samer kareem
4,527 Views · 8 months ago

Bone marrow is the soft, sponge-like material found inside bones. It contains immature cells known as hematopoietic or blood-forming stem cells. (Hematopoietic stem cells are different from embryonic stem cells. Embryonic stem cells can develop into every type of cell in the body.) Hematopoietic stem cells divide to form more blood-forming stem cells, or they mature into one of three types of blood cells: white blood cells, which fight infection; red blood cells, which carry oxygen; and platelets, which help the blood to clot. Most hematopoietic stem cells are found in the bone marrow, but some cells, called peripheral blood stem cells (PBSCs), are found in the bloodstream. Blood in the umbilical cord also contains hematopoietic stem cells. Cells from any of these sources can be used in transplants.

samer kareem
2,093 Views · 8 months ago

In an autologous transplant, a patient's own blood-forming stem cells are collected. He or she is then treated with high doses of chemotherapy, or a combination of chemotherapy and radiation. The high-dose treatment kills cancer cells, but also eliminates the blood-producing cells that are left in the bone marrow.




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