Publications by authors named "Syed A Ahmad"

Background: Little is known about quality of life, sleep, and mental health in children with moyamoya arteriopathy (MMA). A better understanding of patient-reported outcomes may lead to improved treatment.

Methods: Patients with MMA <26 years old and their caretakers completed validated, age-appropriate questionnaires including the Pediatric Quality of Life (PedsQL) Inventory and Patient-Reported Outcomes Measurement Information System (PROMIS) measuring health-related quality of life, sleep, anxiety, depression, and overall health.

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Background: In this COVID-19 Critical Care Consortium (CCCC) sub-study, we qualified neurological complications associated with SARS-CoV2 infection.

Methods: The CCCC is an international, multicenter study. Eligible patients were COVID-19 patients admitted to intensive care units (ICU) across 23 centers between 1/7/2020 to 6/23/2022.

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Background: The Annals of Surgical Oncology (ASO) launched a Social Media Committee in 2022 to strategically promote surgical science, boost journal impact, and raise awareness of cutting-edge research. This study investigated the impact of the ASO Social Media Committee on journal visibility, publication engagement, and article-level metrics.

Methods: Manuscripts accepted by ASO and promoted on Twitter/X between 21 September 2020 and 20 September 2023 were evaluated for differences in article and social media metrics.

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Clonal hematopoiesis is highly prevalent in elderly patients with blastic plasmacytoid dendritic cell neoplasm (BPDCN), and around 20% of BPDCN patients have an associated myeloid malignancy. We present a patient with localized BPDCN and concomitant myelodysplastic syndrome (MDS), previously followed for several years due to clonal cytopenia of unknown significance. Compared targeted next-generation sequencing (NGS) of the skin tumor and sequential bone marrow samples showed shared variants in ASXL1 and TET2 with a de novo NRAS variant in both BPDCN and MDS compared to preceding bone marrow samples.

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Objectives: The practice of administration of intravenous (IV) antimicrobial therapy in outpatient settings (OPAT) is a low-cost alternative to in-patient admission and treatment. There is, however, limited evidence supporting OPAT management protocols for children. The primary objective of this study was to describe the use of pediatric emergency-based OPAT, as well as the safety of this practice.

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Patients presenting with large ventral abdominal wall hernias require pretreatment with injection botulinum toxin A before surgery. Currently, multipoint and multilayered botulinum injection techniques are practiced. We are describing a new ultrasound-guided, 1-point, single interfascial plane botulinum toxin A injection technique for the closure of big hernial defects.

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Article Synopsis
  • The study analyzes sex differences in ICU outcomes for severe COVID-19 patients, focusing on mortality rates between males and females.
  • It includes data from 10,259 patients admitted to ICUs worldwide between January 2020 and June 2022, revealing that males had a higher hazard of death (HR=1.14) despite adjustment for complications.
  • Additionally, males exhibited more severe health issues, requiring greater interventions and showing higher risks for cardiac arrest and pulmonary embolism compared to females.
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While pancreatic adenocarcinoma requires surgical resection definitive cure, treatment paradigms are shifting toward a neoadjuvant approach to systemic therapy. Rationale is twofold: micro-metastatic disease is likely present in a majority of patients, reinforcing the importance of systemic therapy regardless of resectability; moreover, systemic therapy is well-tolerated and improves surgical outcomes when delivered preoperatively. Second, a neoadjuvant approach allows for selection of biology and patients most likely to benefit from potentially morbid surgery.

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Introduction: Surgery followed by pathology-guided adjuvant therapy is standard treatment for colon cancer. Data from the FOxTROT clinical trial showed potential benefit of a 6-wk neoadjuvant chemotherapy (NACT) in T3/T4 patients. The present study evaluated real-world outcomes of neoadjuvant therapy in a national cohort of patients with resectable colon cancer.

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Background: In patients with localized pancreatic ductal adenocarcinoma (PDAC) undergoing neoadjuvant therapy (NAT) and resection, selection of adjuvant chemotherapy (AC) is typically guided by high-risk features on histopathologic examination. We evaluated the interaction between post-NAT lymph node metrics and AC receipt on survival.

Methods: Patients who received NAT followed by pancreatectomy (2010-2020) at seven centers were reviewed.

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Article Synopsis
  • * In September 2020, the Annals of Surgical Oncology created a Social Media Committee to enhance the visibility of their published research on platforms like X (formerly Twitter).
  • * This review focuses on the 10 ASO original articles that garnered the most engagement on X, covering diverse oncologic surgical topics such as hepatopancreatobiliary, breast, and gynecologic surgery.
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This review explores recent progress in sequencing batch reactors (SBRs) and hybrid systems for wastewater treatment, emphasizing their adaptability and effectiveness in managing diverse wastewater compositions. Through extensive literature analysis from 1985 to 2024, the integration of advanced technologies like photocatalysis within hybrid systems is highlighted, showing promise for improved pollutant removal efficiencies. Insights into operational parameters, reactor design, and microbial communities influencing SBR performance are discussed.

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Introduction And Importance: Laryngeal Spindle Cell Carcinoma (SpCC), a rare subtype constituting only 0.5% of cases, poses diagnostic challenges due to its biphasic nature and histological resemblance to other neoplasms. Our study explores unique observations, including monoclonal epithelial origin and an unusually large tumor triggering respiratory distress.

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Background: Postoperative adverse events (AEs) in patients with borderline resectable pancreatic ductal adenocarcinoma (BR-PC) treated with neoadjuvant therapy and pancreatectomy in the national cooperative group setting have not been previously characterized. We conducted a preplanned secondary analysis of patients enrolled on the Alliance A021501 clinical trial to quantify perioperative AE rates.

Methods: The A021501 phase 2 trial randomized patients with BR-PC to receive 8 doses of mFOLFIRINOX (Arm 1) or 7 doses of mFOLFIRINOX and hypofractionated radiotherapy (Arm 2), followed by pancreatectomy (December 31, 2016 to May 31, 2019).

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Despite significant advancements in the treatment of other cancers, pancreatic ductal adenocarcinoma (PDAC) remains one of the world's deadliest cancers. More than 90% of PDAC patients harbor a Kirsten rat sarcoma (KRAS) gene mutation. Although the clinical potential of anti-KRAS therapies has long been realized, all initial efforts to target KRAS were unsuccessful.

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Pancreas ductal adenocarcinoma belongs to the most common cancers, but also to the tumors with the poorest prognosis. Here, we pharmacologically targeted a mitochondrial potassium channel, namely mitochondrial Kv1.3, and investigated the role of sphingolipids and mutated Kirsten Rat Sarcoma Virus (KRAS) in Kv1.

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Introduction: Early diagnosis of acute brain injury (ABI) is critical for patients on veno-arterial extracorporeal membrane oxygenation (V-A ECMO) to guide anticoagulation strategy; however, neurological assessment in ECMO is often limited by patient sedation.

Methods: In this pilot study of adults from June 2018 to May 2019, plasma samples of glial fibrillary acidic protein (GFAP), neurofilament light chain (NFL), and tubulin associated unit (Tau) were collected daily after V-A ECMO cannulation and measured using a multiplex platform. Primary outcomes were occurrence of ABI, assessed clinically, and neurologic outcome, assessed by modified Rankin Scale (mRS).

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Article Synopsis
  • - Pemphigus vulgaris (PV) is a rare autoimmune skin disorder that can affect both genders but is more common in females in their 50s and 60s; about 1.4 to 3.7% of cases occur in children and adolescents, leading to delayed diagnosis.
  • - A systematic review was conducted on various studies to assess the effectiveness of rituximab (RTX) in treating childhood and juvenile PV, with 18 studies involving 46 patients analyzed for treatment outcomes.
  • - Most pediatric patients treated with RTX achieved remission, experienced few relapses, and had only minor side effects; however, the limited evidence and lack of controlled studies call for more research to create a standardized treatment approach.
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Article Synopsis
  • Capillary hemangioma of the larynx is uncommon in adults, particularly in the epiglottis, and involves benign vascular growth that can self-expand.
  • A case study highlights a 40-year-old woman who experienced minimal oral bleeding without other significant symptoms, leading to the discovery of a mass on her epiglottis through laryngoscopy and CT imaging.
  • The mass was surgically removed, and pathology confirmed it as a benign capillary hemangioma, emphasizing the need for greater awareness among head and neck surgeons about this rare condition.
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Background: The adoption of electric vehicles for mobility is seen as a major step towards the conservation of the environment. In India, slow-moving Electric 3-Wheelers (E3Ws) have been adopted for last-mile connectivity. The present study investigated the impact of slow-moving electric 3-wheelers on the environment in terms of emissions and traffic performance in mixed conditions.

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Background: Sarcopenic obesity and muscle attenuation have been associated with survival in patients with borderline resectable and advanced pancreatic ductal adenocarcinoma (PDA); however, these relationships are unknown for patients with resectable PDA. This study examined the associations between skeletal muscle and adipose tissue as measured on baseline computed tomography (CT) and the overall survival (OS) of participants with resectable PDA in a secondary analysis of the Southwest Oncology Group S1505 clinical trial (identifier: NCT02562716).

Methods: The S1505 phase II clinical trial enrolled patients with resectable PDA who were randomized to receive modified FOLFIRINOX or gemcitabine and nab-paclitaxel as perioperative chemotherapy, followed by surgical resection.

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