Introduction: Inferior vena cava agenesis (IVCA), a rare congenital anomaly, contributes to approximately 5 % of deep venous thrombosis (DVT) cases lacking other risk factors. It can lead to chronic venous insufficiency and DVT when collateral circulation is insufficient, presenting diagnostic challenges due to its rarity.
Case Presentation: We present two cases of Absent IVC (AIVC) in young males. Case 1: a 22-year-old developed bilateral lower limb DVT post-appendectomy. Imaging revealed AIVC with azygos continuation. Treatment included Heparin and Rivaroxaban, achieving symptom resolution. Case 2: a 41-year-old with recurrent DVT and chronic venous insufficiency was diagnosed with AIVC via venography. Managed with warfarin and compression therapy, his symptoms stabilized.
Clinical Discussion: These cases underscore the importance of recognizing AIVC in young patients presenting with unexplained DVT. Diagnosis often requires advanced imaging techniques like CT venography. Management typically involves long-term anticoagulation and compression therapy to mitigate the risk of recurrence and chronic venous complications.
Conclusion: Early identification of AIVC in young adults presenting with recurrent DVT is essential for appropriate management and prevention of long-term complications.
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http://dx.doi.org/10.1016/j.ijscr.2024.110258 | DOI Listing |
World Allergy Organ J
January 2025
Institute of Life Science, Chongqing Medical University, Chongqing, China.
Background: Allergic rhinitis (AR) is a common chronic respiratory disease that can lead to the development of various other conditions. Although genetic risk loci associated with AR have been reported, the connections between these loci and AR comorbidities or other diseases remain unclear.
Methods: This study conducted a phenome-wide association study (PheWAS) using known AR risk loci to explore the impact of known AR risk variants on a broad spectrum of phenotypes.
BMJ Open
December 2024
School of Health Sciences and Social Work, Griffith University, Brisbane, Queensland, Australia.
Introduction: Given the projected rise in the incidence of cancer treatment-related conditions, such as lymphoedema, and the limited research on lymphoedema in cancers with poor prognoses, there is a need for a better understanding of cancer-related lymphoedema incidence and associated risk factors across all types of cancers. The objectives of this review are (1) to produce a resource on an open-access platform that facilitates continuous update of incidence estimates and risk factors as evidence emerges, (2) to provide the most up-to-date estimate of the incidence of cancer-related lymphoedema and (3) to evaluate the strength and consistency of the association between lymphoedema and cancer treatment and non-treatment-related risk factors.
Methods And Analysis: A living systematic and grey literature search will be conducted to identify studies reporting the incidence, prevalence of lymphoedema or associated risk factors in individuals who have undergone treatment for any type of cancer.
Fluids Barriers CNS
January 2025
Department of Neurosurgery, Osaka Medical and Pharmaceutical University, Takatsuki, Osaka, Japan.
Background: Cerebral autoregulation is a robust regulatory mechanism that stabilizes cerebral blood flow in response to reduced blood pressure, thereby preventing cerebral ischaemia. Scientists have long believed that cerebral autoregulation also stabilizes cerebral blood flow against increases in intracranial pressure, which is another component that determines cerebral perfusion pressure. However, this idea was inconsistent with the complex pathogenesis of normal pressure hydrocephalus, which includes components of chronic cerebral ischaemia due to mild increases in intracranial pressure.
View Article and Find Full Text PDFBiomed Pharmacother
January 2025
Department of Internal Medicine and Pediatrics, Hepatology Research Unit, Ghent University, Ghent, Belgium; Liver Research Center Ghent, Ghent University, Ghent University Hospital, Ghent, Belgium. Electronic address:
Portal hypertension (PH) can cause severe complications in patients with advanced chronic liver disease (aCLD). The pan-peroxisome proliferator-activated receptor (pan-PPAR) agonist lanifibranor reduces portal pressure in preclinical models of aCLD. Since the effect on PH might be secondary to fibrosis improvement, we investigated the effect of lanifibranor on PH, hepatic and splanchnic angiogenesis in mouse models of fibrotic and prehepatic non-fibrotic PH.
View Article and Find Full Text PDFJACC Adv
January 2025
Department of Cardiology, Boston Children's Hospital, Boston, Massachusetts, USA.
Background: The Fontan operation is associated with chronic venous hypertension, liver and renal disease, and several other sequelae. The alterative surgical approach, when feasible, a biventricular conversion (BiV), may diminish some of these long-term risks.
Objectives: The aim of this study was to compare long-term outcomes of patients undergoing BiV with those undergoing a destination Fontan operation.
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