Medical From A-Z

 LASIK Eye Surgery 2022 LASIK is one of the most common and widespread eye surgeries to correct vision defects through the local correction of corneal curvature by laser, which has become an alternative to lenses and eyeglasses Hence, we must know how the process of seeing things takes place. This happens as a result of the refraction of light falling on the cornea (the transparent front part) of the eye to reach the retina in the (back) of the eye, and this results in seeing things clearly.  What is LASIK It is a surgery to correct the curvature of the cornea, which is the transparent (front) part of the eye, by using a special type of laser so that the cornea can reflect light correctly on the retina in the back of the eye so that the vision is clear. What is LASIK used for In the case of eyes with normal vision, the curvature of the cornea works to reflect light directly and correctly on the retina, so we can see things clearly. But there are cases of vision defects where t...

Spinal Muscular Atrophy" SMA" in 1980, the early nineties of the nineteenth century. Both the Austrian doctor "Guido Warding" and the German doctor "John Hoffmann" revealed a disorder that leads to a gradual weakness in muscles that begins in childhood and leads to early death through " Warding- Hoffman syndrome" and was later known as Spinal Muscular Atrophy "SMA" As a result of the loss of motor neurons, then the brain stops sending messages that control muscle movement. This disease usually affects infants and children, and then the child’s muscles weaken and contract, which leads to difficulty in moving the head, sitting without support, and walking as well, and he may have difficulty swallowing and breathing with the exacerbation of the disease It is a condition that worsens over time.  Symptoms of spinal muscular atrophy The severity of the symptoms and the beginning of their first appearance vary according to the type of spinal ...

SMN1 & SMN2

Eliminate Cancer in 6 Months with Dostarlimab drug  In a clinical trial conducted by the US-based Memorial Sloan Kettering Cancer Center in 2022 and 18 patients with rectal cancer discovered that the cancerous tumors disappeared within 6 months after receiving the experimental drug Dostarlimab, which was described for the first time in history as a potential treatment for cancer, gave hope to cancer patients around the world that a definitive cure for this dreaded disease would be found. Here are 10 facts you should know about Dostarlimab: 1- What is dostarlimab is an immunotherapy drug sold under the trade name (Jimperil) that was approved for medical use in the United States and the European Union in April 2021 by the U.S. Food and Drug Administration as a treatment for endometrial cancer and is an effective treatment for solid evolving deficiencies in mismatch repair (DMMR).  Anticancer Jemperil (Dostarlimab) 2- How dostarlimab works  this immune drug contains molecule...

Spinal Muscular Atrophy" SMA" ضمور العضلات الشوكي في عام 1980 أوائل تسعينات القرن التاسع عشر كشف كلا من الطبيب النمساوي "جويدو وردنج" والطبيب الألماني "جون هوفمان" عن  اضطراب يؤدي إلى الضعف التدريجي في العضلات يبدأ في مرحلة الطفولة ويؤدي إلى الوفاة المبكرة من خلال بحث قام الطبيبان بنشره عن هذه المتلازمة والتي أطلق عليها فيما بعد متلازمة "وردنج هوفمان" و قد عرف بعد ذلك بمرض ضمور العضلات الشوكي أو Spinal Muscular Atrophy" SMA" ماهو ضمور العضلات الشوكي  هو اضطراب جيني وراثي يؤدي إلى ضعف وهزال في العضلات المستخدمة في الحركة ناتج عن خسارة الخلايا العصبية الحركية  وعندها يتوقف الدماغ عن إرسال الرسائل التي تتحكم في حركة العضلات وعادة ما يصيب  هذا المرض الرضع والأطفال وعندها تضعف عضلات الطفل وتتقلص مما يؤدي إلى صعوبة في حركة الرأس والجلوس بدون مساندة والمشي أيضا وقد يواجه صعوبة في البلع والتنفس مع تفاقم المرض وهي حالة مرضية تزداد سوءا بمرور الوقت.  اعراض ضمور العضلات الشوكي تختلف حدة الأعراض وبداية ظهورها لأول مرة بحسب نوع ضمور العضلات الشوكي ا...