Publications by authors named "Hoang Van Trung"

Langerhans cell histiocytosis (LCH) is a rare disorder characterized by the proliferation of Langerhans cells, a type of dendritic cell essential for immune response. While LCH predominantly affects children, its manifestation in adults, especially within the gastrointestinal (GI) tract, is exceedingly rare. We present a unique case of a 56-year-old female with rare GI manifestations of LCH.

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Meningocele, a rare subtype of cephalocele, can manifest in various positions and exhibit diverse characteristics. On the other hand, dacryocystocele, also a rare anatomical disorder, typically presents as a cyst located between the nose and the eye. Generally, distinguishing between these 2 lesions is not difficult.

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Lipomas are common benign adipose tissue tumors but are infrequently found in the labia majora, especially at a large size. We report a case of a giant lipoma of the labia majora in a 37-year-old woman diagnosed by imaging methods and successfully treated by surgery. This case highlights the importance of considering lipoma in the differential diagnosis of labial masses and underscores the role of imaging in diagnosis.

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In the realm of unusual gynecological complications, the displacement of an intrauterine device (IUD) into the bladder, resulting in stone formation, stands out as an exceptionally rare and perplexing condition. Such occurrences challenge diagnostic and therapeutic protocols, often leading to unique case studies that expand our understanding of IUD-related complications. We present an interesting case of a 50-year-old woman with a stone-forming ectopic IUD in the bladder diagnosed with imaging modalities and treated with cystoscopy, with a subsequent resolution of symptoms.

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Subcutaneous panniculitis-like T-cell lymphoma (SPTLP), a unique variant of primary cutaneous T-cell lymphomas, clinically mimics subcutaneous panniculitis. It is typified by the development of multiple plaques or subcutaneous erythematous nodules, predominantly on the extremities and trunk. Epidemiological findings reveal a greater incidence in females than males, affecting a wide demographic, including pediatric and adult cohorts, with a median onset age of around 30 years.

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Appendiceal diverticulitis is an uncommon condition that clinically resembles acute appendicitis. However, it is an incidental finding in histopathological studies and is rarely diagnosed preoperatively by imaging studies. In this article, we present the clinical and imaging findings of a male patient presenting with right upper quadrant pain with a preoperative imaging diagnosis of appendiceal diverticulitis.

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Primary hepatic schwannoma is an extremely rare tumor with a good prognosis. Preoperative diagnosis is often challenging due to nonspecific clinical symptoms and its rarity. Here, we report a case of a 56-year-old male patient misdiagnosed with malignant liver tumor, later identified as primary hepatic schwannoma.

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This article summarizes and updates a number of issues related to hydrocele including anatomy, embryology, classification, etiology, clinical manifestations, imaging findings, and management. Hydrocele is an abnormal collection of serous fluid between the parietal and visceral layers arising from the mesothelial lining of the tunica vaginalis that surrounds the testis and spermatic cord directly. Hydroceles result from an imbalance of secretion and reabsorption of fluid from the tunica vaginalis.

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Background: Since its outbreak in early 2020, the COVID-19 pandemic has diverted resources from non-urgent and elective procedures, leading to diagnosis and treatment delays, with an increased number of neoplasms at advanced stages worldwide. The aims of this study were to quantify the reduction in surgical activity for indeterminate thyroid nodules during the COVID-19 pandemic; and to evaluate whether delays in surgery led to an increased occurrence of aggressive tumours.

Methods: In this retrospective, international, cross-sectional study, centres were invited to participate in June 22, 2022; each centre joining the study was asked to provide data from medical records on all surgical thyroidectomies consecutively performed from Jan 1, 2019, to Dec 31, 2021.

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Thoracic trauma is commonly encountered in daily clinical practice; however, blunt thoracic trauma in patients with congenital cystic adenomatoid malformation (CCAM) is rare. CCAM rupture denotes a broad spectrum of manifestations on imaging and may be misdiagnosed as many other conditions. Consequently, this leads to inaccurate treatment and poor patient outcomes.

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Splenic lymphangioma is a benign cystic tumor that develops as a result of lymphatic vessels' congenital abnormalities. It is a rare condition that mostly occurs in children and young adults. Due to the lack of typical symptoms and signs, splenic lymphangioma is difficult to diagnose and often incidentally revealed during radiological examinations.

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Lymphatic malformation (LM) is the currently preferred term for what was previously known as lymphangioma. Retroperitoneal LMs are extremely rare, benign, cystic masses that arise from lymphatic vessels. They can be challenging to diagnose because they resemble other retroperitoneal cystic tumors.

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We describe a 28-year-old man with acute appendicitis associated with gastrointestinal malrotation. The diagnosis was confirmed by a computed tomography scan, and he was treated by laparoscopic appendectomy without a Ladd procedure.

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Pituitary apoplexy can occur postpartum, and subdural hematoma following epidural anesthesia is a rare complication. Cooccurrence of these two complications is extremely rare and has not been previously reported in the literature. In this article, we present a case of pituitary apoplexy along with intracranial subdural hematoma happening two days after spinal anesthesia for cesarean section.

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Schwannomas are benign nerve sheath tumors that are generally encapsulated and commonly detected in the head, neck, and mediastinal regions. Schwannomas localizing in the pelvis are extremely rare and tend to be asymptomatic initially due to slow growth rate. Schwannomas may be misdiagnosed as urologic or gynecologic tumors.

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Renal trauma occurring in patients with unilateral renal cystic disease (URCD) is extremely rare. Unilateral renal cystic disease is benign, nonprogressive, nonfamilial, nonencapsulated, and unrelated to cysts in other organs. It should be differentiated from autosomal dominant polycystic kidney disease (ADPKD) parenthesis, multicystic dysplastic kidney disease, multiple renal simple cysts, and cystic renal neoplasms.

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Esophageal foreign bodies are common conditions that may lead to serious complications, such as esophageal perforation, neck abscess, mediastinitis, arterial injury, and lung damage. We report a rare case of esophageal fish bone impingement on the aorta that was managed without complication by endoscopic removal.

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Schizencephaly is a rare congenital brain structural abnormality that is not clearly understood and has no specific treatment yet. Therefore, cases related to it should be added to the literature. This report aims to introduce a rare case of severe schizencephaly co-occurring with post-traumatic intracranial epidural hematoma.

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Uterine arteriovenous malformation (UAVM) is a rare condition and is classified as either congenital or acquired UAVM. Patients with UAVMs usually experience miscarriages or recurrent menorrhagia. Ultrasound is used for the initial estimation of UAVMs.

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Lymphoma is one of the most common cancers of the orbital and lacrimal glands, after squamous cell carcinoma and melanoma. Based on cell origin, most lymphoma cases are classified as non-Hodgkin lymphoma. Orbital lymphoma can be either primary or secondary.

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Inflammatory myofibroblastic tumor (IMT) is an uncommon neoplasm that rarely arises in the genitourinary system. IMTs in the vulva in infants are extremely rare in the literature. The tumor consists of myofibroblastic spindle cells accompanied by inflammatory cell infiltration.

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