Publications by authors named "Siham Hamaz"

AL amyloidosis is a rare systemic disease characterized by the deposition of amyloid protein in various organs, including the kidneys, heart, peripheral nervous system, digestive tract, skin, and muscles. Peritoneal involvement in AL amyloidosis is exceptionally rare. We present a unique case of AL amyloidosis with concurrent cardiac, cutaneous, and peritoneal manifestations.

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Pernicious anemia, a manifestation of vitamin B12 deficiency, can present with a spectrum of hematological abnormalities, sometimes mimicking more severe conditions such as thrombotic microangiopathy (TMA). This case report details a 53-year-old female who presented with significant weight loss, watery diarrhea, and jaundice. Laboratory investigations revealed pancytopenia, hemolysis, and schistocytes, initially suggesting a diagnosis of microangiopathic hemolytic anemia (MAHA).

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Granulomatous mastitis is an inflammatory disease that often affects women with a history of breastfeeding. The pathogenesis is still unclear and several factors have been incriminated, such as trauma, metabolic and hormonal disorders, infections, and autoimmunity. This poses a diagnostic issue, given that there are several different diagnoses, particularly carcinomatous mastitis.

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Focal segmental glomerulosclerosis is a severe renal disease with a complex and unclear pathophysiology. Nephrotic syndrome is the clinical presentation of this renal disease. The recurrence of the disease after renal transplantation and the remission obtained after immune-adsorption treatment illustrate the implication of a circulating factor that requires characterization.

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Background: Coronavirus disease (COVID-19), caused by a betacoronavirus, severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has rapidly evolved into a pandemic since it was first reported in December 2019. thus, SARS-CoV-2 has become a major global public health issue.

Objective: The objective of this work is to compare demographics, comorbidities, clinical symptoms, biology and imaging findings between severe and non-severe COVID-19 patients and to identify clinical and biological risk factors and biomarkers for the development of severe COVID-19 as well as predictive thresholds for severity in order to best rationalize management and decrease the morbidity and mortality caused by this condition.

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Introduction: Spleen Spontaneous Rupture SRS is a rare phenomenon in which the spleen ruptures without associated trauma. This pathology is rarely caused by Chronic Lymphocytic Leukemia.

Presentation Of The Case: We present a case of a 59-year-old male patient with chronic Lymphocytic Leukemia, who was admitted with an acute abdomen whose clinical and paraclinical examinations revealed a spleen spontaneous rupture.

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The incidence of lymphoma is constantly increasing worldwide. The reasons for this increase are unclear and likely multiple. B cell lymphomas represent the majority of non-Hodgkin lymphomas.

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Systemic lupus erythematosus (SLE) is a chronic autoimmune disorder due to autoantibodies directed against nuclear and cytoplasmic antigens that may affect several different organs. The association of SLE and acute myeloid leukemia (AML) is rare, the incidence of this combination is not known, but there are few case reports in the literature. We report here the case of a 62-year-old woman, admitted for aetiological diagnosis of weight loss and severe anemic syndrome.

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Skin involvement in Hodgkin's lymphoma (HL) is rare. The diagnosis can be difficult, mainly due to the wide range of cutaneous lesions that can be observed, but also due to the differential diagnosis, even after the immunohistochemical staining. We present the case of a 30-year-old man who presented with a painful cutaneous nodular lesion; biopsy and immunohistochemical stains were consistent with classic HL.

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Retroperitoneal fibrosis is a rare disease manifesting as chronic soft tissue fibrosis in the retroperitoneum, with potential anatomic and/or functional compromise of adjacent organs. It can be primary (idiopathic) or secondary to other conditions such as cancers, radiotherapy, surgery, traumatisms, infections, autoimmune disorders, or drugs. We report herein a 54-year-old patient with symptomatic retroperitoneal fibrosis leading to bilateral hydronephrosis and renal failure, in whom, after a complex diagnostic workup and protracted clinical course, a follicular lymphoma in the retroperitoneal was identified.

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Acute spontaneous subdural hematoma is a rare clinical situation. Among its various etiologies, underlying coagulopathy is associated with a considerable risk of mortality. A 43-year-old female patient with no comorbidity and no personal or family history of bleeding disorders, consulted for acute and intense headache.

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Raynaud's phenomenon (RP) is a frequent syndrome and often indicative of connectivitis or hemopathy. The association with solid cancers is exceptional. We report the observation of a patient hospitalized for severe RP whose etiological assessment revealed the existence of colorectal cancer.

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Primary diffuse large B cell lymphoma of the conjunctiva is a rare disease. In this article, we report the case of a 40-year-old man who had previously been treated with chemotherapy and radiotherapy for undifferentiated carcinoma of nasopharyngeal type (UCNT) and who subsequently developed conjunctival lymphoma. We underline through this observation the importance of thinking about a secondary cancer post-radio-chemotherapy even when the clinical presentation is atypical.

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Primary hyperparathyroidism (PHP) is the most common cause of hypercalcemia. Patients with systemic lupus erythematosus (SLE) can develop hypercalcemia but it is exceptionally due to PHP. There are only few cases of concurrent SLE and primary hyperparathyroidism (PHP) described in the literature.

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Paraneoplastic syndromes (PNS) are conditions linked to the presence of tumors, most often malignant, without being the direct translation of a locoregional extension or distant metastases. They affect 10% to 15% of cancer patients, can appear before, after, or simultaneously with a cancer diagnosis, and primarily affect the nervous system, endocrine glands, and skin. The main tumors that provide PNS are lung cancer, gynecological tumors, and lymphomas.

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Article Synopsis
  • Biobanks, like the BRO Biobank established in Morocco in 2015, are essential for storing human biological specimens along with personal and clinical data to aid medical research, particularly involving underrepresented ethnic groups.
  • The BRO Biobank has recruited 2,446 participants over 5 years, with a significant number being healthy donors and patients, including many with rare diseases and other serious conditions.
  • High-quality biospecimens (5,092 collected) have been gathered, ensuring they can be used effectively for various biomedical studies due to rigorous standard operating procedures.
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The spectrum of human immunodeficiency virus (HIV) endocrinopathy is large. Adrenal insufficiency (AI) is common in both early and late stages of HIV syndrome, resulting in significant morbidity and mortality. However, rhabdomyolysis is a muscle disease in which striated muscle fibers disintegrate, excreting myoglobin in the urine, leading to acute kidney failure.

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