21,601 results match your criteria Splenomegaly


Delayed Diagnosis and Multi-TKI Intolerance: A Case Report of CML Concurrent With COVID-19.

Front Oncol 2022 8;12:921587. Epub 2022 Jun 8.

Department of Hematology, The First Affiliated Hospital of Anhui Medical University, Hefei, China.

Introduction: The hematological manifestations of corona virus disease 2019 (COVID-19) can confound the diagnosis and therapy of other diseases. In this paper, we firstly reported a case of chronic myeloid leukemia (CML) of delayed diagnosis and intolerance to tyrosine kinase inhibitors (TKIs) concurrent with COVID-19.

Case Presentation: A 56-year-old female was diagnosed as COVID-19 with no obvious leukocytosis [white blood cell (WBC), ≤17 × 10/L] or splenomegaly until ablation of the virus. Read More

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Stroke propensity in the Th3+/ mouse model of β-thalassemia intermedia.

Neurobiol Dis 2022 Jun 23:105802. Epub 2022 Jun 23.

Department of Neuroscience, Center for Brain Immunology and Glia (BIG), University of Virginia School of Medicine, Charlottesville, VA 22908, USA. Electronic address:

β-thalassemia is associated with multiple hematological and cerebrovascular symptoms linked to a hypercoagulable state that has not been fully replicated in animal models for the development of stroke treatments. Herein we compared the physiological properties and responses to transient cerebral hypoxia-ischemia (tHI) between six-month-old wildtype and heterozygous Th3/+ mice, a model of non-transfusion-dependent β-thalassemia intermedia (β-TI). We found that Th3/+ mice developed microcytic anemia, splenomegaly, higher platelet counts, and increased platelet-erythrocyte plus erythrocyte-leukocyte aggregates. Read More

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Frequency and utility of bone marrow examination in relapsed/ refractory immune thrombocytopenia.

J Thromb Haemost 2022 Jun 25. Epub 2022 Jun 25.

Division of Hematology, Department of Medicine, University of Alberta, Edmonton, Alberta, Canada.

Background: The diagnosis of immune thrombocytopenia (ITP) is one of exclusion. While guidelines recommend against routine bone marrow examination (BME) at time of ITP diagnosis, the role of BME in relapsed/refractory ITP is unclear.

Objectives: To examine the frequency and predictors of BME in relapsed/refractory ITP. Read More

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Blastic plasmacytoid dendritic cell neoplasm and cerebral toxoplasmosis: a case report.

BMC Neurol 2022 Jun 24;22(1):233. Epub 2022 Jun 24.

Department of Neurology, Rigshospitalet Glostrup, Faculty of Health and Medical Sciences, University of Copenhagen, Glostrup, Denmark.

Background: The present case contributes to the limited literature on central nervous system involvement of blastic plasmacytoid dendritic cell neoplasm (BPDCN).  CASE PRESENTATION : A 63-year-old male presented to the department of neurology with a three-day history of rapidly progressing headache, fatigue, and confusion. Physical examination revealed multiple bruise-like skin lesions. Read More

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Hemochromatosis Mimicked Gaucher Disease: Role of Hyperferritinemia in Evaluation of a Clinical Case.

Biology (Basel) 2022 Jun 15;11(6). Epub 2022 Jun 15.

Department of Internal Medicine, National Relevance and High Specialization Hospital Trust ARNAS Civico, Di Cristina, Benfratelli, 90127 Palermo, Italy.

Gaucher disease is a disorder of lysosomes caused by a functional defect of the glucocerebrosidase enzyme. The disease is mainly due to mutations in the GBA1 gene, which determines the gradual storage of glucosylceramide substrate in the patient's macrophages. In this paper, we describe the case of a 38-year-old man who clinically presented with hyperferritinemia, thrombocytopenia, leukopenia, anemia and mild splenomegaly; a diagnosis of hemochromatosis was made 10 years earlier. Read More

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Molecular detection of avian hepatitis E virus (Orthohepevirus B) in chickens, ducks, geese, and western capercaillies in Poland.

PLoS One 2022 23;17(6):e0269854. Epub 2022 Jun 23.

Department of Pathology, Division of Microbiology, Faculty of Veterinary Medicine, Wrocław University of Environmental and Life Sciences, Wrocław, Poland.

Orthohepevirus B, commonly known as avian hepatitis E virus (aHEV), causes big liver and spleen disease (BLS) or hepatitis-splenomegaly syndrome (HSS) in chickens. BLS is an emerging disease among chicken flocks in several countries around the world. In our previous studies, serology and molecular biology screening revealed that chicken flocks are widely affected by aHEV in Poland. Read More

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Clinical features and next-generation sequencing landscape of essential thrombocythemia, prefibrotic primary myelofibrosis, and overt fibrotic primary myelofibrosis: a Chinese monocentric retrospective study.

J Cancer Res Clin Oncol 2022 Jun 22. Epub 2022 Jun 22.

Department of Hematology, The Fourth Affiliated Hospital of Zhejiang University School of Medicine, N1 Shangcheng Road, Yiwu, Zhejiang, People's Republic of China.

Objective: Since prefibrotic primary myelofibrosis (pre-PMF) was recognized as a separate entity in the 2016 revised classification of MPN differed from essential thrombocythemia (ET) or overt fibrotic primary myelofibrosis (overt PMF), it has been a subject of debate among experts due to its indefinite diagnosis.

Methods: We retrospectively reviewed the clinical parameters, haematologic information, and genetic mutations of patients who were diagnosed with myeloproliferative neoplasms (MPNs) according to the WHO 2016 criteria in China, including 56 ET patients, 19 pre-PMF patients, and 43 overt PMF patients.

Results: Pre-PMF patients exhibited higher leukocyte counts [14. Read More

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Splenomegaly in Silent Endocarditis.

QJM 2022 Jun 20. Epub 2022 Jun 20.

Department of General Medicine, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Science, Okayama, 700-8558, Japan.

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Risk Factors, Clinical Presentation, Diagnosis, and Treatment Outcomes of Portal Vein Thrombosis: A Five-Year Hospital-Based Study From Qatar.

J Clin Med Res 2022 May 31;14(5):209-217. Epub 2022 May 31.

Department of Medicine, Hamad General Hospital, Doha, Qatar.

Background: There is a lack of robust epidemiological information on portal vein thrombosis (PVT) in Qatar. This study aimed to describe the risk factors, clinical presentation, diagnosis, and treatment outcomes of PVT in patients with and without liver cirrhosis admitted to Hamad General Hospital.

Methods: This retrospective observational study was conducted at Hamad General Hospital, Doha, Qatar. Read More

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A rare cause of persistent leukocytosis with massive splenomegaly: Myeloid neoplasm with BCR-PDGFRA rearrangement-Case report and literature review.

Medicine (Baltimore) 2022 Jun 17;101(24):e29179. Epub 2022 Jun 17.

Department of Hematology, Affiliated Hospital of Zunyi Medical University, Zunyi, Guizhou Province, China.

Rationale: Persistent leukocytosis with megalosplenia is a common manifestation among patients with myeloproliferative neoplasm (MPN), especially for chronic myeloid leukemia (CML) patients. Here, we report a rare case of myeloid neoplasm with BCR-PDGFRA rearrangement characterized by obvious elevation of leukocyte count and megalosplenia.

Patient Concerns: A 32-year-old man presented with persistent leukocytosis and megalosplenia. Read More

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Biodistribution and toxicity of antimicrobial ionic silver (Ag) and silver nanoparticle (AgNP) species after oral exposure, in Sprague-Dawley rats.

Food Chem Toxicol 2022 Jun 13;166:113228. Epub 2022 Jun 13.

Texas A&M University at Corpus Christi, Department of Physical and Environmental Sciences, 6300 Ocean Drive, Corpus Christi, TX, 78412-5800, USA. Electronic address:

Although antimicrobial nanosilver finds numerous applications in the health and food industries, the in vivo toxicity of positively charged silver nanoparticles (AgNPs) and relevant controls are largely unexplored. This study investigates the relationship between the biodistribution and toxicity of the well-known cetyltrimethylammonium bromide (CTAB)-capped AgNPs in 6-weeks old female Sprague-Dawley rats, at sublethal doses. Amounts comparative to those leaked from food products or considered for animal feed were administered through daily water intake, for an 18-day period: AgNPs (40 μg mL), Ag (40 μg mL), antimicrobial CTAB (24 μg mL) and tap water. Read More

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A Case of Anaemia With High-Grade Splenomegaly.

Authors:
Ranjan K Singh

Cureus 2022 May 11;14(5):e24908. Epub 2022 May 11.

Internal Medicine, Antiretroviral Therapy Centre, District Hospital, Khagaria, IND.

In tropical areas, there are a variety of parasitic and nonparasitic causes of high-grade splenomegaly. An adolescent male patient with haemoglobin E/β-thalassaemia came with high-grade splenomegaly and severe anaemia, requiring blood transfusions on a regular basis. Treatment with folic acid and antioxidant vitamins reduced the requirement for blood transfusions, brought haemoglobin levels back to near normal, and reduced splenic enlargement. Read More

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A Rare Case of Aggressive Peripheral T-cell Lymphoma-Not Otherwise Specified.

Cureus 2022 May 9;14(5):e24857. Epub 2022 May 9.

Internal Medicine, Drexel University College of Medicine, Philadelphia, USA.

Peripheral T-cell lymphomas are an offshoot of non-Hodgkin's lymphomas and usually carry a poor prognosis. Their clinical manifestations could be very variable and can mimic an infectious or autoimmune etiology. Here, we present a case of a 58-year-old healthy female who presented with fever, cough, and shortness of breath for several days. Read More

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Developmental artificial neural network model to evaluate the preoperative safe limit of future liver remnant volume for HCC combined with clinically significant portal hypertension.

Future Oncol 2022 Jul 14;18(21):2683-2694. Epub 2022 Jun 14.

Department of Hepatobiliary Surgery, Guangxi Medical University Cancer Hospital, Nanning, China.

Finding a way to comprehensively integrate the presence and grade of clinically significant portal hypertension, amount of preserved liver function and extent of hepatectomy into the guidelines for choosing appropriate candidates to hepatectomy remained challenging. This study sheds light on these issues to facilitate precise surgical decisions for clinicians. Independent risk factors associated with grade B/C post-hepatectomy liver failure were identified by stochastic forest algorithm and logistic regression in hepatitis B virus-related hepatocellular carcinoma patients. Read More

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Remarkable Response of Hairy Cell Leukemia Variant to Single-Agent Cladribine.

Cureus 2022 May 13;14(5):e24976. Epub 2022 May 13.

Hematology/Oncology, Veteran's Affairs Hospital, Memphis, USA.

Classical hairy cell leukemia (cHCL) and related mature lymphoid B-cell neoplasms including hairy cell leukemia variant (HCLv) and splenic diffuse red pulp lymphoma (SDRPL) are a rare subset of lymphoid neoplasms. cHCL accounts for around 2% of all leukemias and is characterized by a peripheral smear with large lymphoid cells with cytoplasmic projections giving the cells a hairy appearance, splenomegaly, and cytopenias. Majority of cHCL cases harbor a BRAFV600E mutation. Read More

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Polyneuropathy, Organomegaly, Endocrinopathy, M-protein, and Skin Changes (POEMS) Syndrome and Idiopathic Portal Hypertension: A Rare Association.

Cureus 2022 May 11;14(5):e24923. Epub 2022 May 11.

Hematology, Faculty of Medicine, Mohammed VI University of Health Sciences (UM6SS), Casablanca, MAR.

Polyneuropathy, organomegaly, endocrinopathy, M-protein, and skin changes (POEMS) syndrome is a paraneoplastic syndrome due to an underlying plasma cell neoplasm. The diagnosis of POEMS syndrome is made with three of the major criteria, two of which must include polyradiculoneuropathy and clonal plasma (PCD), and at least one of the minor criteria. The most frequent liver manifestation is hepatomegaly. Read More

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Hepatocellular carcinoma requiring liver transplantation in hereditary tyrosinemia type 1 despite nitisinone therapy and α1-fetoprotein normalization.

Pediatr Transplant 2022 Jun 13:e14334. Epub 2022 Jun 13.

Department of Gastroenterology, Hepatology and Liver Transplantation, Queensland Children's Hospital, Brisbane, Queensland, Australia.

Background: Hereditary tyrosinemia type 1 is a rare metabolic condition associated with an increased risk of hepatocellular carcinoma. Nitisinone (2-[2-nitro-4-trifluoromethylbenzoyl]-1,3-cyclohexanedione, NTBC) treatment has reduced but not eliminated the risk. The delayed initiation of nitisinone treatment, and persistently abnormal α1-fetoprotein (AFP) levels are recognized to be risk factors for late-onset hepatocellular carcinoma. Read More

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Cooperation between KDM6B overexpression and TET2 deficiency in the pathogenesis of chronic myelomonocytic leukemia.

Leukemia 2022 Jun 14. Epub 2022 Jun 14.

Department of Leukemia, The University of Texas MD Anderson Cancer Center, Houston, TX, USA.

Loss-of-function TET2 mutations are recurrent somatic lesions in chronic myelomonocytic leukemia (CMML). KDM6B encodes a histone demethylase involved in innate immune regulation that is overexpressed in CMML. We conducted genomic and transcriptomic analyses in treatment naïve CMML patients and observed that the patients carrying both TET2 mutations and KDM6B overexpression constituted 18% of the cohort and 42% of patients with TET2 mutations. Read More

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Clonal hematopoiesis in clinical practice: walking a tightrope.

Leuk Lymphoma 2022 Jun 13:1-9. Epub 2022 Jun 13.

Department of Emergency and Organ Transplantation (D.E.T.O.), Hematology and Stem Cell Transplantation Unit - University of Bari "Aldo Moro", Bari, Italy.

The understanding of clonal hematopoiesis (CH) and its features is rapidly evolving in step with the spread of sequencing techniques. Indeed, CH detection is now an emerging aspect in clinical practice. The awareness of CH intersects with consolidated diagnostic paths, thus exposing 'grey zone' circumstances under the magnifying lens of clinicians. Read More

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Peripancreatic vascular involvement in patients with type 1 autoimmune pancreatitis.

Hepatobiliary Surg Nutr 2022 Jun;11(3):355-362

Department of Gastroenterology, State Key Laboratory of Complex Severe and Rare Diseases, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, China.

Background: Type 1 autoimmune pancreatitis (AIP) is the pancreatic manifestation of IgG4-related disease. However, this benign disease can result in the peripancreatic vascular involvement (PVI) on occasion, which increases the difficulty of diagnosis and treatment of this clinical entity as well as for differentiating it from pancreatic malignancies.

Methods: We retrospectively reviewed the information on demographics, clinical presentation, laboratory, imaging and endoscopic findings of 101 hospitalized patients with type 1 AIP treated in our department. Read More

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[Splenic lymphoma, diagnosis and treatment].

Rev Med Interne 2022 Jun 9. Epub 2022 Jun 9.

Service d'hématologie clinique, hôpital Pitié-Salpêtrière, Sorbonne université, Assistance publique-Hôpitaux de Paris, 75013 Paris, France.

Some common clinical situations, such as splenomegaly or lymphocytosis, or less common, such as autoimmune hemolytic anemia, cold agglutinin disease, or cryoglobulinemia can lead to the diagnosis of splenic lymphoma. Splenic lymphoma is rare, mainly of non-hodgkinian origin, encompassing very different hematological entities in their clinical and biological presentation from an aggressive form such as hepato-splenic lymphoma to indolent B-cell lymphoma not requiring treatment such as marginal zone lymphoma, the most frequent form of splenic lymphoma. These entities can be challenging to diagnose and differentiate. Read More

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() Infection in Wild Rodents from an Emergent Focus of Cutaneous Leishmaniasis in Yucatan, Mexico.

J Trop Med 2022 31;2022:8392005. Epub 2022 May 31.

Laboratorio de Inmunología, Centro de Investigaciones Regionales "Dr. Hideyo Noguchi", Universidad Autónoma de Yucatán, Mérida, Yucatán, Mexico.

In 2015, emergent cases of localized cutaneous leishmaniasis (LCL) were reported in Tinum, Yucatan, Mexico. As part of an eco-epidemiological study to characterize the elements that trigger infection in that area, we conducted a field study to investigate the occurrence of infection in wild rodents. From November 2019 to February 2020, rodents were caught from three sites located in the municipality of Tinum, Yucatan. Read More

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Spontaneous splenic rupture from indeterminate dendritic cell proliferation: a case report.

J Surg Case Rep 2022 Jun 7;2022(6):rjac211. Epub 2022 Jun 7.

Pulmonology and Critical Care Medicine, MedStar Franklin Square Medical Center, Baltimore, MD, USA.

Spontaneous splenic rupture is a rare and life-threatening phenomenon, usually associated with an underlying infectious, inflammatory, hematological, neoplastic or rheumatologic condition. Indeterminate cell tumor is a rare neoplastic dendritic cell disorder that is poorly understood but shares immunophenotypic markers for Langerhans cells without Birbeck granules. A 73-year-old man presented with upper abdominal pain after an unwitnessed fall. Read More

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A Prospective Cross-Sectional Study on the Comparison of Ultrasound Assessment vs. Palpation in Chronic Lymphocytic Leukemia Patients in the Era of Targeted Therapy.

J Clin Med 2022 Jun 4;11(11). Epub 2022 Jun 4.

Azienda Ospedaliero Universitaria Pisana, Department of Clinical and Experimental Medicine, UO Hematology, University of Pisa, 56126 Pisa, Italy.

Background: In IWCLL guidelines, progressive splenomegaly and lymphadenopathy are signs of active disease. In this study, we have tested the hypotheses if US could be a reliable tool for both superficial lymphnodes (SupLNs) and splenic assessment in chronic lymphocytic leukemia (CLL) patients.

Methods: We enrolled N = 75 patients. Read More

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Correction of Beta-Thalassemia IVS-II-654 Mutation in a Mouse Model Using Prime Editing.

Int J Mol Sci 2022 May 25;23(11). Epub 2022 May 25.

State Key Laboratory of Genetic Engineering, MOE Engineering Research Center of Gene Technology, School of Life Sciences, Fudan University, Shanghai 200438, China.

Prime editing was used to insert and correct various pathogenic mutations except for beta-thalassemia variants, which disrupt functional beta-globin and prevent hemoglobin assembly in erythrocytes. This study investigated the effect of gene correction using prime editor version 3 (PE3) in a mouse model with the human beta-thalassemia IVS-II-654 mutation (C > T). The T conversion generates a 5' donor site at intron 2 of the beta-globin gene resulting in aberrant splicing of pre-mRNA, which affects beta-globin expression. Read More

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[Influencing factors of iron metabolism assessment in patients with myelodysplastic syndrome: A retrospective study].

Zhonghua Xue Ye Xue Za Zhi 2022 Apr;43(4):293-299

Sixth People's Hospital Affiliated to Shanghai Jiao Tong University, Shanghai 200233, China.

To analyze the influencing factors of iron metabolism assessment in patients with myelodysplastic syndrome. MRI and/or DECT were used to detect liver and cardiac iron content in 181 patients with MDS, among whom, 41 received regular iron chelation therapy during two examinations. The adjusted ferritin (ASF) , erythropoietin (EPO) , cardiac function, liver transaminase, hepatitis antibody, and peripheral blood T cell polarization were detected and the results of myelofibrosis, splenomegaly, and cyclosporine were collected and comparative analyzed in patients. Read More

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Light and shade of ruxolitinib: positive role of early treatment with ruxolitinib and ruxolitinib withdrawal syndrome in patients with myelofibrosis.

Expert Rev Hematol 2022 Jun 14:1-9. Epub 2022 Jun 14.

Department of Hematology/Oncology, Kyungpook National University Hospital, School of Medicine, Kyungpook National University, Daegu, South Korea.

Introduction: Myelofibrosis (MF) is characterized by ineffective and hepatosplenic extramedullary hematopoiesis due to fibrotic changes in the bone marrow and systemic manifestations due to aberrant cytokine release. Ruxolitinib (RUX) is the first JAK1/JAK2 inhibitor that is clinically approved to treat splenomegaly by ameliorating inflammatory cytokines and myeloproliferation in MF.

Areas Covered: Patients with less advanced MF may also achieve better outcome and successful treatment with RUX. Read More

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Extramedullary hematopoiesis in an inguinal lymph node: an unusual presentation of primary myelofibrosis.

World J Surg Oncol 2022 Jun 8;20(1):186. Epub 2022 Jun 8.

Department of Histopathology, Indus Hospital and Health Network, Karachi, 75190, Pakistan.

Background: Extramedullary hematopoiesis (EMH) is a proliferation of hematopoietic tissue outside of the bone marrow medullary space. It is a pathophysiologic response, more often associated with either a benign reactive hematological disease or a myeloproliferative neoplasm (MPN). Identification of EMH in adults is always pathologic. Read More

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Primary splenic histiocytic sarcoma successfully treated with splenectomy: a case report and literature review.

Int Cancer Conf J 2022 Jul 16;11(3):201-204. Epub 2022 Apr 16.

Department of Hematology, Tokyo Metropolitan Bokutoh Hospital, 4-23-15 Koutoubashi, Sumida-ku, Tokyo, 130-8575 Japan.

A 61-year-old woman was referred to our hospital with refractory thrombocytopenia and splenomegaly. She was diagnosed with immune thrombocytopenia 3 years prior to admission and received steroid therapy. However, her platelet count started decreasing six months prior to admission. Read More

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Clonal heterogeneity of polymorphic B-cell lymphoproliferative disease, EBV-positive, iatrogenic/immune senescence: implications on pathogenesis and treatment.

Hematology 2022 Dec;27(1):684-690

Department of Medicine, Queen Mary Hospital, Hong Kong, People's Republic of China.

Background: Epstein Barr virus positive (EBV+) immunodeficiency-associated lymphoproliferative disorders (IA-LPD) are heterogeneous diseases with variable treatment strategies that are not well-defined.

Case Presentation: A 68-year-old woman with systemic lupus erythematosus developed EBV+ B-cell polymorphic lymphoproliferative disease (LPD). Positron emission tomography computed tomography (PET/CT) showed a large nasopharyngeal mass, multiple pulmonary lesions, splenomegaly and disseminated lymphadenopathy. Read More

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December 2022