Добавил:
Sekretar
kiopkiopkiop18@yandex.ru
t.me/Prokururor I Вовсе не секретарь, но почту проверяю
Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз:
Предмет:
Файл:Ординатура / Хирургия / Библиотека им академика М.И. Перельмана / Книга_5302_Библиотеки_им_академика_М_И_Перельмана
.pdf
Interesting Fact: Appendiceal mucoceles are rare, accounting for about
0.2-0.3% of all appendectomy specimens.
Appendicitis
Definition: Inflammation of the appendix, a small tubular structure
attached to the colon.
Pathophysiology: Obstruction leads to bacterial overgrowth,
inflammation, and potentially, perforation.
Signs and Symptoms: Right lower quadrant pain, nausea, vomiting, fever,
and anorexia.
Causes/Risk Factors: Obstruction due to fecaliths, lymphoid hyperplasia,
or tumors.
Medical Management: IV antibiotics, pain control. Surgery
(appendectomy) is curative.
Surgical Management: Laparoscopic or open appendectomy.
Prognosis: Generally excellent but can be serious if perforated.
Interesting Fact: The function of the appendix is still debated in medical
science.
Arterial Embolism
Definition: Arterial embolism occurs when an embolus, often a blood clot,
blocks an artery, leading to reduced blood flow to the affected organ or
limb.
Pathophysiology: Blood clots, fat, air, or other debris can travel through
the bloodstream and lodge in an artery.
Signs and Symptoms: Sudden pain, pallor, pulselessness, paralysis, and
coldness in the affected limb or organ.
Causes/Risk Factors: Atrial fibrillation, arterial plaque, or clots from deep
veins (in cases of DVT).
Medical Management: Anticoagulant therapy, thrombolysis, and
embolectomy.
Surgical Management: Embolectomy to remove the embolus and restore
blood flow.
Prognosis: Prognosis depends on the location and duration of arterial
occlusion. Prompt treatment improves outcomes.
Interesting Fact: Arterial embolism is a medical emergency requiring
immediate intervention to prevent tissue damage or loss of limb function.
Arteriovenous Fistula
Definition: Arteriovenous fistula is an abnormal connection between an
artery and a vein, often created intentionally for hemodialysis access.
Pathophysiology: Direct communication between artery and vein disrupts
normal blood flow patterns.
Signs and Symptoms: Swelling, pulsation, and increased blood flow at the
site of the fistula.
Causes/Risk Factors: Often created surgically for hemodialysis, but can
occur due to trauma or congenital anomalies.
Medical Management: Monitoring for complications like aneurysm
formation or ischemia.
Surgical Management: Closure of the fistula if it leads to complications or
is no longer needed.
Prognosis: Prognosis is good after successful closure. Complications like
aneurysm rupture can occur in untreated cases.
Interesting Fact: Arteriovenous fistulas are the preferred method for long-
term hemodialysis access due to lower infection rates and longer patency.
Bariatric Surgery
Definition: Bariatric surgery is a medical procedure performed to help
people with severe obesity lose weight. It involves making changes to the
digestive system to limit the amount of food that can be eaten and/or
reduce the body’s ability to absorb nutrients.
Physiology: Bariatric surgeries work by either restricting the size of the
stomach (restrictive procedures) or altering the way food is digested by
bypassing parts of the stomach and small intestine (malabsorptive
procedures). These changes lead to reduced calorie intake and nutrient
absorption.
Signs and Symptoms: Bariatric surgery is not a condition with specific
signs and symptoms; rather, it aims to alleviate symptoms associated with
obesity, such as high blood pressure, diabetes, sleep apnea, and joint pain.
Causes: Severe obesity, often defined as having a body mass index (BMI)
over 40, or a BMI over 35 with obesity-related health issues, like diabetes
or high blood pressure. Risk factors include genetics, poor diet, lack of
physical activity, and certain medical conditions.
Medical Management: Before surgery, patients undergo thorough
evaluations, including psychological assessments, to determine their
suitability for the procedure. Medical management also involves
counseling, dietary changes, and exercise programs.
Surgical Management: There are several types of bariatric surgery,
including gastric bypass, sleeve gastrectomy, and adjustable gastric
banding. Gastric bypass involves creating a small pouch from the stomach
and connecting it directly to the small intestine. Sleeve gastrectomy
removes a portion of the stomach, leaving a smaller sleeve-shaped
stomach. Adjustable gastric banding involves placing an inflatable band
around the upper part of the stomach to create a smaller pouch.
Prognosis: Bariatric surgery can lead to significant weight loss, often
resulting in the improvement or resolution of obesity-related health
conditions. However, success requires a long-term commitment to
lifestyle changes, including a healthy diet and regular exercise.
Interesting Facts:
Bariatric surgery is considered the most effective way for severely obese
individuals to lose weight and improve their health.
After surgery, patients often experience rapid weight loss in the first few
months, followed by a slower, steady weight reduction.
Bariatric surgery is not a cosmetic procedure but a medical intervention
that can significantly enhance the quality of life for individuals struggling
with obesity and related health issues.
Adjustable Gastric Banding
Definition: Adjustable gastric banding involves placing an inflatable band
around the upper part of the stomach, creating a small pouch. The band
can be tightened or loosened over time to control food intake.
Physiology: The band creates a small upper pouch, limiting food intake
and promoting a sense of fullness. Adjustments can be made to control the
size of the opening between the pouch and the rest of the stomach.
Surgical Management: The surgeon places a band around the upper
stomach, creating a small pouch. A tube connected to the band allows for
adjustments, which can be made by injecting or removing saline solution.
Prognosis: Adjustable gastric banding can result in moderate weight loss.
However, it requires regular adjustments and may have a higher risk of
long-term complications compared to other procedures.
Interesting Fact: Unlike other bariatric surgeries, adjustable gastric
banding is reversible. The band can be removed if necessary, restoring the
stomach to its original state.
Bariatric Revision Surgery
Definition: Bariatric revision surgery, also known as bariatric reoperation,
is performed on individuals who have undergone a previous weight loss
surgery but did not achieve the desired results or experienced
complications.
Pathophysiology: Revision surgery corrects or modifies the results of a
previous bariatric procedure. This can involve converting one type of
surgery to another or addressing complications from the initial surgery.
Surgical Management: The specific surgical approach depends on the
nature of the revision needed. It may involve resizing the stomach,
correcting malabsorptive techniques, or addressing complications like
gastric leaks.
Prognosis: Revision surgery can lead to improved weight loss outcomes
and resolution of complications from the initial procedure. However, it
carries higher risks due to the altered anatomy from the previous surgery.
Interesting Fact: Bariatric revision surgery requires careful evaluation and
planning, as the altered anatomy from the initial surgery makes
subsequent procedures more challenging.
Biliopancreatic Diversion with Duodenal Switch (BPD/DS)
Definition: BPD/DS is a complex bariatric surgery that combines
restrictive and malabsorptive techniques. It involves removing a portion of
the stomach and rerouting the small intestine to limit both food intake and
nutrient absorption.
Physiology: The surgery reduces the stomach size, limiting the amount of
food that can be consumed. It also reroutes the small intestine, reducing
the absorption of calories and nutrients.
Surgical Management: A portion of the stomach is removed to create a
smaller pouch. The small intestine is then rerouted to bypass a significant
portion, reducing nutrient absorption.
Prognosis: BPD/DS often results in substantial weight loss, making it one
of the most effective procedures for long-term weight management.
However, it requires careful nutritional monitoring due to reduced nutrient
absorption.
Interesting Fact: BPD/DS is typically recommended for individuals with a
high BMI or those with obesity-related health conditions, as it leads to
significant and sustained weight loss.
Соседние файлы в папке Библиотека им академика М.И. Перельмана