Medicina
-
THE AIM OF THIS ARTICLE: To review the causes, clinical signs, pathophysiology, consequences, and treatment of seizures and status epilepticus in critically ill patients. Only 25% of people, who have seizures and status epilepticus, have epilepsy as well. In the intensive care settings, seizures and status epilepticus are a common neurologic complication, which is attributable to primary neurologic pathology (stroke, hemorrhage, tumor, central nervous system infection, head trauma) or secondary to critical illness (anoxic brain damage, intoxications, metabolic abnormalities) and clinical management. ⋯ For the treatment of refractory status epilepticus, barbiturates (phenobarbital, pentobarbital, thiopental), valproate, midazolam, propofol, and isoflurane are used. The dosage of drugs and parameters to monitor are referred in the article. The mortality from generalized convulsive status epilepticus is 15-50%; the main factors, influencing prognosis, are the cause and the duration of status epilepticus and age of a patient.
-
Comparative Study
The comparison of two methods of treatment evaluating complications and deficiency of functions of hands after deep partial skin thickness hand burns.
Hands actively participate in daily activities of a human; therefore, hands are the most vulnerable parts of the human body. People injure hands so often because namely hands are in the closest position to the dangerous equipment. According to the data of various authors, the injuries of hands and fingers make even 30-75% of all industrial traumas, and burns of hands account for about 6% of all traumas of hands. The aim of the study was to compare the effectiveness of active surgical treatment method with conservative treatment method, applied for the treatment of deep dermal partial skin thickness burns of the hands, wrists, and forearms of distal third. ⋯ Statistically significantly fewer complications were in the group of active surgical treatment in the early (fewer infectious complications, smaller area of unnaturalized autograft) and in the late (scars were less rough, with less changes of pigmentation) postoperative periods.
-
Besides crystalloids, colloids are used for the treatment of hypovolemia and shock. They are high-molecular-weight proteins of bovine origin with properties of more rapid replacement of circulating blood volume. Iso-oncotic character provides the volume effect (approximately equal to 100%) close to the volume intravenously infused with the duration of action for 2-4 hours. ⋯ Gelatin solutions may cause compensatory hyperemia and increase of cardiac output, cardiac index, myocardial contractility, mean arterial blood pressure, and diuresis; in addition, oxygen delivery to the tissues improves. The dosage depends on clinical condition of a patient, and it is suggested to be 100-2000 mL and even more, for isovolemic hemodilution--20 mL/kg of body weight. Adverse reactions such as anaphylactoid or anaphylactic to gelatin derivates are rare and similar to other colloids.
-
Comparative Study
Hepatic venous pressure gradient measurement in patients with liver cirrhosis: a correlation with disease severity and variceal bleeding.
The aim of present study was to evaluate relationships between degree of portal hypertension, severity of the disease, and bleeding status in patients with liver cirrhosis. ⋯ Hepatic venous pressure gradient correlates with severity of liver disease, size of varices, and bleeding status. Among cirrhotics with large esophageal varices, bleeders have a significantly higher hepatic venous pressure gradient than nonbleeders. Hepatic venous pressure gradient measurement is useful in clinical practice selecting cirrhotic patients at the highest risk of variceal bleeding and guiding to specific therapy.
-
Benefits of off-pump surgery are still widely debated in the literature comparing with conventional coronary artery bypass grafting. The aim of our study was to compare the late outcomes of patients who underwent on-pump redo coronary artery bypass surgery with those who had off-pump redo coronary artery bypass surgery. ⋯ There was no difference in survival despite the fact that patients in the on-pump group received more grafts than those in the off-pump group. Recurrence of angina and incidence of major cardiac events were almost equal in both the groups. Percutaneous transluminal coronary angioplasty was more frequently performed in the patients of off-pump group at late follow-up.