G Petur Nielsen
Overview
Explore the profile of G Petur Nielsen including associated specialties, affiliations and a list of published articles.
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161
Citations
4104
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Recent Articles
1.
Papke Jr D, Kovacs S, Odintsov I, Hornick J, Raskin K, Newman E, et al.
Am J Surg Pathol
. 2025 Mar;
PMID: 40077813
Giant cell tumors of bone are locally aggressive, frequently harbor H3F3A p.G34W mutations, and rarely undergo malignant transformation. The pathogenesis of malignant transformation remains incompletely characterized. Herein, we present 28...
2.
Patel N, Werenski J, Gonzalez M, Clunk M, McCadden M, Richard A, et al.
Surg Oncol
. 2024 Oct;
57:102155.
PMID: 39423470
Introduction: The percentage of tumor necrosis is a crucial prognostic factor in osteosarcoma. Many studies adopt a 90 % cutoff based on osteoblastic osteosarcoma, but these findings are generalized to...
3.
Ioakeim-Ioannidou M, Goldberg S, Urell T, Tejada A, Nielsen G, Hung Y, et al.
Int J Radiat Oncol Biol Phys
. 2024 Sep;
121(2):403-413.
PMID: 39303998
Purpose: The literature on skull base chondrosarcoma (CHS) is scarce. We report outcomes for pediatric and young patients ≤22 years with base of skull CHSs treated with proton-based radiation therapy...
4.
Boulay G, Broye L, Dong R, Iyer S, Sanalkumar R, Xing Y, et al.
Nat Commun
. 2024 Aug;
15(1):7460.
PMID: 39198430
EWS fusion oncoproteins underlie several human malignancies including Desmoplastic Small Round Cell Tumor (DSRCT), an aggressive cancer driven by EWS-WT1 fusion proteins. Here we combine chromatin occupancy and 3D profiles...
5.
Lietz C, Newman E, Kelly A, Xiang D, Zhang Z, Ramavenkat N, et al.
medRxiv
. 2024 Jul;
PMID: 38946948
Osteosarcoma is a rare primary bone tumor for which no significant therapeutic advancement has been made since the late 1980s despite ongoing efforts. Overall, the five-year survival rate remains about...
6.
Werenski J, Hung Y, Chang C, Nielsen G, Lozano-Calderon S
APMIS
. 2024 May;
132(8):535-543.
PMID: 38741286
Myositis ossificans, a benign tumor composed of spindle cells and osteoblasts, can clinically and radiologically mimic osteosarcoma. While recognition and accurate diagnosis of myositis ossificans can be a challenge, this...
7.
Jobbagy S, Lozano-Calderon S, Mullen J, Nielsen G, Hung Y, Chebib I
Virchows Arch
. 2024 Mar;
484(5):807-813.
PMID: 38503969
Diagnosis of desmoid-type fibromatosis (DF) may be challenging on biopsy due to morphologic overlap with reactive fibrosis (scar) and other uniform spindle cell neoplasms. Evaluation of nuclear β-catenin, a surrogate...
8.
Vizcaino M, Folpe A, Huffman H, Panchal R, Nielsen G, Kipp B, et al.
Virchows Arch
. 2023 Nov;
483(6):899-904.
PMID: 37953374
Pseudoendocrine sarcoma (PES) is a recently described neoplasm typically arising in paravertebral soft tissues. Histologically, PES resembles well-differentiated neuroendocrine tumors but lacks expression of epithelial/neuroendocrine markers, and most show aberrant...
9.
Caldwell N, Ackman J, Chebib I, Mino-Kenudson M, Nielsen G, Hung Y
Histopathology
. 2023 Nov;
84(3):463-472.
PMID: 37936489
Aims: Anastomosing haemangiomas are benign tumours with anastomosing vascular channels that may mimic angiosarcoma. While anastomosing haemangiomas have been described in diverse locations, particularly the abdominal/paraspinal region, data on anastomosing...
10.
Ioakeim-Ioannidou M, Niemierko A, Kim D, Tejada A, Urell T, Leahy S, et al.
Neuro Oncol
. 2023 Apr;
25(9):1686-1697.
PMID: 37029730
Background: Data on clinical outcomes for base of skull (BOS) chordomas in the pediatric population is limited. We report patient outcomes after surgery and proton radiotherapy (PRT). Methods: Pediatric patients...