Faculty of Medicine

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    Item type:Publication,
    BLOOD LOSS AND FLUID REPLACEMENT IN PEDIATRIC PATIENTS
    (Department of Anaesthesia and Reanimation, Faculty of Medicine, Ss. Cyril and Methodius University in Skopje, R.N. Macedonia, 2023)
    While strategies for the management of hemorrhage, transfusion and blood loss replacement in adults are well established, there aren’t any concrete, evidence-based recommendations for pediatrics. Promoting hemodynamic stability, preserving organ perfusion, minimizing transfusion-related injury, avoiding over-transfusion, and avoiding the deadly triad of coagulopathy, acidosis, and hypothermia are among the objectives of bleeding therapy in pediatric patients. At the beginning of treatment, crystalloid or colloid solutions may be used until blood products are available. Preventing dilutional coagulopathy requires caution. Monitoring end-organ perfusion and maintaining a healthy blood pressure are essential. Red blood cell transfusion should be matched with “yellow” blood product transfusion in the form of a 1:1:1:1 volume ratio of PBRC: fresh frozen plasma (FFP): cryoprecipitate: platelets form, in order to prevent coagulopathy and preserve sufficient oxygen supply to tissues. Hemolytic transfusion reactions, transfusion-related acute lung injury (TRALI), transfusionassociated circulatory overload (TACO) and transfusion-related immunomodulation (TRIM) are only few of the hazards connected with blood transfusion. Rapid and appropriate access for blood product transfusions is essential. To calculate the maximum permitted blood loss, a weight-based estimated blood volume (EBV) is used. A tried-and-true strategy for managing intraoperative hemorrhage should be used, including blood preservation techniques, balanced transfusion ratios and adjunct medicines. Transfusion decisions may be influenced by point-of-care and laboratory tests, such as thromboelastography. Transfusion-related laboratory abnormalities should be watched for and treated as appropriate. Children’s platelet transfusion thresholds are unclear; however, maintaining a platelet count of 50,000/L while bleeding continues is seen as sufficient in adults. When EBV loss surpasses 50%, fresh frozen plasma (FFP) and platelet transfusions should be taken into consideration. Electrolyte levels, particularly those of calcium, magnesium and potassium, need to be monitored. As a result, controlling severe bleeding and transfusion in pediatric patients necessitates specialized approaches, such as meticulous preoperative planning, goal-directed therapy and monitoring of laboratory derangements. PBM program implementation can improve patients’ outcomes and lower transfusion-related hazards.
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    Item type:Publication,
    A RARE CASE OF MENINGEAL HEMANGIOPERICYTOMA ACCOMPANIED WITH INTRAOPERATIVE BLOOD LOSS
    (Department of Anaesthesia and Reanimation, Medical Faculty "Ss Cyril and Methodius", Skopje, R. Macedonia, 2020-12)
    ;
    Gligorievski A
    ;
    Nevcev I
    Introduction: Meningeal hemangiopericytomas are rare tumors of the meninges which are aggressive and pathohistologically belong to solitary fibrous tumors of the dura. The tumor might be found throughout the entire CNS, usually superficially and closely related to the meninges. Important characteristic is that they have a strong tendency for local recurrence and also are associated with extra cranial metastasis. Case Report: In this study, we present a case of 71 years old man primarily asymptomatic, who presented with sudden symptoms of headache, dizziness, and loss of consciousness. He was immediately transferred to the department of urgent medicine where primary computer tomography (CT) scan was done. For a certain diagnosis to be established magnetic resonance imaging (MRI) was secondly done. MRI showed extra axial, solitary, supratentorial masses, lobulated in contour, highly vascular with a tendency to erode the nearby parietal bone. In T1 and T2 waited images it was isointense to grey matter. In Diffusion waited images (DWI) this tumor showed intermediate restricted diffusion (less than meningioma). After intravenous application of contrast medium – gadolinium, it shows vivid enhancement, heterogeneous, and a dural tail sign was seen. Total surgical excision was done with the complication of intraoperative bleeding, and the diagnosis of meningeal hemangiopericytoma obtained on MRI was pathohistological confirmed. Conclusion: Meningeal hemangiopericytoma (HPC) are aggressive lesions with a tendency for extracranial metastasis, also this tumor has a tendency for high rates of recurrence, and is characterized with local aggressive behavior. On both CT and MRI modality distinguishing a hemangiopericytoma from a meningioma, sometimes can be difficult because of their similar appearance, but is important the interpretation to be adequate especially with MRI because of the need for pre-operative catheter embolization in order to prevent the intraoperative blood loss, and also adjuvant radiotherapy might be required to reduce the risk of local recurrence and distant metastasis