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Файл:Ординатура / Хирургия / Библиотека им академика М.И. Перельмана / Книга_5302_Библиотеки_им_академика_М_И_Перельмана
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Bowel Perforation
Definition: Hole or tear in the wall of the intestine, leading to leakage of
contents into the abdominal cavity.
Pathophysiology: Trauma, ulceration, diverticulitis, or other
gastrointestinal diseases can cause perforation.
Signs and Symptoms: Sudden severe abdominal pain, fever, vomiting,
shock.
Causes/Risk Factors: Inflammatory conditions, trauma, cancer, infections.
Medical Management: Intravenous antibiotics, supportive care.
Surgical Management: Surgical repair of the perforation, and removal of
damaged intestine.
Prognosis: Depends on the extent of the perforation and timely surgical
intervention.
Interesting Fact: Bowel perforation is a surgical emergency and requires
immediate intervention to prevent severe complications.
Breast Cancer
Definition: Malignant tumor in the breast tissue.
Pathophysiology: Genetic mutations lead to uncontrolled cell growth in
breast tissue.
Signs and Symptoms: Lump in breast, changes in breast size/shape, nipple
discharge, skin changes.
Causes/Risk Factors: Family history, BRCA gene mutations, hormonal
factors, radiation exposure.
Medical Management: Surgery (lumpectomy or mastectomy),
chemotherapy, radiation therapy, hormone therapy.
Surgical Management: Lumpectomy (removal of the tumor) or
mastectomy (removal of the breast) depending on the stage.
Prognosis: Varies by stage; early detection significantly improves
outcomes.
Interesting Fact: Breast cancer can occur in men, although it is rare,
accounting for less than 1% of all breast cancer cases.
Bronchiectasis
Definition: Bronchiectasis is a chronic lung condition characterized by
abnormal widening and thickening of the bronchial tubes, leading to
mucus buildup.
Pathophysiology: Recurrent infections or inflammatory conditions
damage the bronchial walls, leading to dilation and impaired mucus
clearance.
Signs and Symptoms: Chronic cough with sputum production, wheezing,
chest pain, and recurrent respiratory infections.
Causes/Risk Factors: Infections (especially in childhood), cystic fibrosis,
immunodeficiency disorders, and aspiration.
Medical Management: Antibiotics, airway clearance techniques,
bronchodilators, and immunizations to prevent infections.
Surgical Management: Surgery is reserved for severe cases or when
localized bronchiectasis leads to recurrent infections. Lobectomy or
segmentectomy may be performed.
Prognosis: Prognosis varies based on the underlying cause and the extent
of lung damage. With proper management, many individuals can lead
normal lives.
Interesting Fact: Chronic infections and inflammation in bronchiectasis
can lead to irreversible lung damage, emphasizing the importance of
preventive measures.
Bronchopulmonary Dysplasia (BPD)
Definition: BPD is a chronic lung disease that affects premature infants
who require mechanical ventilation and oxygen therapy shortly after birth.
Pathophysiology: Lung injury from mechanical ventilation and oxygen
toxicity leads to impaired lung development and function.
Signs and Symptoms: Respiratory distress, fast breathing, retractions
(chest sinking in with each breath), and need for oxygen therapy.
Causes/Risk Factors: Premature birth, low birth weight, respiratory
distress syndrome (RDS), and prolonged mechanical ventilation.
Medical Management: Oxygen therapy, bronchodilators, diuretics, and
respiratory support.
Surgical Management: In severe cases, lung transplantation may be
considered.
Prognosis: Prognosis varies; many infants improve as they grow, but some
may have long-term respiratory issues.
Interesting Fact: BPD is a significant concern in neonatal intensive care
units and requires a delicate balance of providing necessary respiratory
support while minimizing lung injury.
Bronchopulmonary Sequestration
Definition: Bronchopulmonary sequestration is a congenital malformation
where lung tissue lacks normal communication with the tracheobronchial
tree and receives its blood supply from systemic arteries.
Pathophysiology: Improper embryonic development leads to the formation
of a non-functioning lung tissue mass.
Signs and Symptoms: Respiratory distress in infants, recurrent lung
infections, and chest pain in older children or adults.
Causes/Risk Factors: Congenital anomaly; exact causes are not well
understood.
Medical Management: Antibiotics for infections, imaging studies for
diagnosis, and surveillance for growth.
Surgical Management: Surgical resection of the affected lung tissue.
Prognosis: Prognosis is excellent after surgical removal. Patients can lead
normal lives without the affected tissue.
Interesting Fact: Bronchopulmonary sequestration can sometimes be
asymptomatic, and the condition may be discovered incidentally during
imaging for unrelated issues.
Carotid Artery Disease
Definition: Narrowing or blockage of the carotid arteries, leading to
reduced blood flow to the brain.
Pathophysiology: Atherosclerosis, plaque buildup in the carotid arteries,
causing stenosis.
Signs and Symptoms: Transient ischemic attacks (TIAs), speech
difficulties, weakness on one side of the body, and visual disturbances.
Causes/Risk Factors: Hypertension, smoking, diabetes, high cholesterol,
and aging.
Medical Management: Blood pressure control, antiplatelet medications,
statins.
Surgical Management: Carotid endarterectomy (surgical removal of
plaque) or carotid angioplasty with stenting.
Prognosis: Excellent with prompt intervention; reduces the risk of stroke.
Interesting Fact: Carotid artery disease is a leading cause of stroke, and
interventions aim to prevent stroke occurrence.
Cecal Volvulus
Definition: Twisting of the cecum (first part of the large intestine) upon
itself, leading to obstruction.
Pathophysiology: Cecal rotation around its mesentery, causing bowel
obstruction.
Signs and Symptoms: Abdominal pain, distension, constipation, vomiting,
tenderness in the right lower abdomen.
Causes/Risk Factors: Congenital anomalies, previous abdominal surgery,
abnormal mobility of the cecum.
Medical Management: Nasogastric decompression, fluid resuscitation,
addressing electrolyte imbalances.
Surgical Management: Cecopexy (fixation of the cecum to the abdominal
wall), cecostomy tube placement, or partial colectomy in severe cases.
Prognosis: Good with prompt surgical intervention; can lead to bowel
necrosis if untreated.
Interesting Fact: Cecal volvulus is a relatively rare condition but requires
urgent surgical evaluation and intervention to prevent complications.
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