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Why Do You Get Itchy?
Why Do You Get Itchy? samer kareem 2,330 Views • 3 years 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.

Foods that do NOT affect the blood sugar
Foods that do NOT affect the blood sugar samer kareem 3,895 Views • 3 years ago

Such foods include carrots, eggplant, cauliflower, green beans, broccoli, peppers, onions, lettuce, zucchini, tomatoes, peanuts and walnuts. These foods are generally safe for you to eat at each meal without spiking your blood sugar.

New developed antibody
New developed antibody samer kareem 1,960 Views • 3 years ago

A new report analyzing FDA-approved monoclonal antibodies (mAbs) produced by a select group of leading biotechnology companies shows that clinical development times – specifically the duration of Phase II and Phase III trials – are lengthening, while FDA review times have remained constant. The average time from investigational new drug (IND) filing to market was 6.7 years for 11 mABs approved between 1994 and 2003 but shot up to 8.3 years for 12 mAbs approved between 2004 and March 9, 2011, according to Deloitte Recap LLC’s analysis, Therapeutic Monoclonal Antibodies – Insights, Strategies and Data.

Cardiac Axis in 5 min
Cardiac Axis in 5 min samer kareem 14,771 Views • 3 years ago

It then spreads down the bundle of his and then purkinje fibres to cause ventricular contraction. So when viewing the heart from the front, the direction of depolarisation is 11 o'clock to 5 o'clock. The general direction of depolarisation is known as the cardiac axis.

Funny School Exam
Funny School Exam samer kareem 4,939 Views • 3 years ago

Funny School Exam

Spontaneous Collapsed Lung
Spontaneous Collapsed Lung samer kareem 18,260 Views • 3 years ago

A pneumothorax is usually caused by an injury to the chest, such as a broken rib or puncture wound. It may also occur suddenly without an injury. A pneumothorax can result from damage to the lungs caused by conditions such as chronic obstructive pulmonary disease (COPD), asthma, cystic fibrosis, and pneumonia.

Hypothalamus and Pituitary
Hypothalamus and Pituitary samer kareem 4,537 Views • 3 years ago

The pituitary gland is often portrayed as the "master gland" of the body. Such praise is justified in the sense that the anterior and posterior pituitary secrete a battery of hormones that collectively influence all cells and affect virtually all physiologic processes. The pituitary gland may be king, but the power behind the throne is clearly the hypothalamus. As alluded to in the last section, some of the neurons within the hypothalamus - neurosecretory neurons - secrete hormones that strictly control secretion of hormones from the anterior pituitary. The hypothalamic hormones are referred to as releasing hormones and inhibiting hormones, reflecting their influence on anterior pituitary hormones.

Timed Up & Go Test
Timed Up & Go Test samer kareem 5,612 Views • 3 years ago

The "Get up and go" test is most commonly used to assess postural stability. In this test, the physician instructs the patient to stand up from a chair without assistance, walk a short distance, turn around, return, and sit down again. If the patient is unsteady or has difficulties during the test, further evaluation is necessary.

How HIV Causes Disease
How HIV Causes Disease samer kareem 13,699 Views • 3 years ago

CD4 T-cells (a type of white blood cell) are important to your body's defence against infections. This animation describes how your immune system is weakened by the HIV virus, which targets CD4 T-cells and leads to their gradual decline in number. Low to very low levels of CD4 cells put you at risk for 'opportunistic infections' that take advantage of the body's weakened immune system.

Osler Weber Rendu
Osler Weber Rendu samer kareem 4,253 Views • 3 years ago

-Osler-Rendu-Weber syndrome is characterized by multiple telangiectasias and vascular lesions of the CNS.

Chorionic Villus Sampling
Chorionic Villus Sampling samer kareem 4,222 Views • 3 years ago

Chorionic villus sampling, often referred to as CVS, is a diagnostic test for identifying chromosome abnormalities and other inherited disorders. This test may be recommended by your health care provider, if you or your partner has family medical histories that reveal potential risks.

Brain cyst Surgery
Brain cyst Surgery samer kareem 10,767 Views • 3 years ago

Brain cyst Surgery

Benzodiazepines
Benzodiazepines samer kareem 4,025 Views • 3 years ago

Benzodiazepines are a class of agents that work on the central nervous system, acting selectively on gamma-aminobutyric acid-A (GABA-A) receptors in the brain. GABA is a neurotransmitter that inhibits or reduces the activity of nerve cells (neurons) within the brain. Benzodiazepines open GABA-activated chloride channels, and allow chloride ions to enter the neuron. This makes the neuron negatively charged and resistant to excitation.

White Blood Cells
White Blood Cells samer kareem 10,212 Views • 3 years ago

Red blood cells, most white blood cells, and platelets are produced in the bone marrow, the soft fatty tissue inside bone cavities. Two types of white blood cells, T and B cells (lymphocytes), are also produced in the lymph nodes and spleen, and T cells are produced and mature in the thymus gland.

How to Know if You Have an STD
How to Know if You Have an STD samer kareem 5,298 Views • 3 years ago

How do you know if you have an STD? There’s only one way — you have to get tested. How do they test for STDs? Here’s the good news: STD testing is usually quick and painless. Get answers to all your questions about how to get tested for STDs.

Scaphoid Hand Fracture Management
Scaphoid Hand Fracture Management samer kareem 1,458 Views • 3 years ago

An animation for Acumed demonstrating their new line of screws for fixing fractures. This one is focused on a Scaphoid fracture in the hand.

Removal and Replacement with Breast Capsulectomy
Removal and Replacement with Breast Capsulectomy samer kareem 4,209 Views • 3 years ago

Removal and Replacement with Breast Capsulectomy

Will 2017 see the first successful human head transplant?
Will 2017 see the first successful human head transplant? samer kareem 8,504 Views • 3 years ago

Dr Sergio Canavero, believes he can successfully perform the world's first human head transplant in 2017. Within the medical establishment there is concern and scepticism—but either way the operation is set to be one of the big talking points of the year ahead.

Goals of Inflammatory Bowel Disease Management
Goals of Inflammatory Bowel Disease Management samer kareem 2,845 Views • 3 years ago

This animation describes the goals of inflammatory bowel disease (IBD) management and how patients can take an active role in managing their disease.

What is an Ileostomy?
What is an Ileostomy? samer kareem 3,219 Views • 3 years ago

An ileostomy is an opening in the belly (abdominal wall) that’s made during surgery. The end of the ileum (the lowest part of the small intestine) is brought through this opening to form a stoma, usually on the lower right side of the abdomen. A Wound Ostomy Continence nurse (WOCN or WOC nurse) or the surgeon will figure out the best location for your stoma. (A WOC nurse is a specially trained registered nurse who takes care of and teaches ostomy patients. This nurse may also be called an ostomy nurse.)

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