Publications by authors named "Rachan Shetty"

Introduction: To evaluate the efficacy, safety, pharmacokinetics (PK), and immunogenicity of ZRC-3277 (pertuzumab biosimilar) with Perjeta® (pertuzumab) in previously untreated patients with human epidermal growth factor receptor 2 (HER2)-positive metastatic breast cancer (MBC).

Patients And Methods: This phase III, multicenter, double-blind study across 38 sites in India randomized (1:1) patients with HER2-positive MBC in either the ZRC-3277 or Perjeta® group. Both groups also received trastuzumab and docetaxel.

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Context: Programmed cell death ligand 1 (PD L1) is a transmembrane protein that is highly expressed in neoplastic cells. Therapy with immune checkpoint inhibitors target PD-1/PD-L1 blockade-inducing tumour regression. Immunohistochemistry (IHC) for PD-L1 expression enables patient selection for immunotherapy and can be considered as a potential predictive biomarker for immunotherapy in head and neck squamous cell carcinoma (HNSCC).

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Cutaneous metastasis (CM), a rare occurrence, can produce a variety of skin lesions. Signet-ring cell carcinoma (SRCC) is a very aggressive tumour with low survival rate irrespective of location. We report a case of SRCC with CM presenting with asymptomatic progressive unilateral angio-oedema-like findings.

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Background: Lenalidomide an immunomodulatory agent has shown activity in relapsed/refractory lymphoma. This study was conducted to evaluate its efficacy and optimal dose in Indian patients with relapsed/refractory lymphoma who were unable or unwilling to undergo autologous hematopoietic stem cell transplant.

Materials And Methods: Patients received oral lenalidomide at 20 mg on days 1-21 every 28 days until disease progression or unacceptable toxicity.

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Though breast cancer is a common cancer it rarely metastasizes to stomach. Lobular carcinoma is the most common histological type which presents with gastric metastases. The most common presentation is linitis plastica.

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Background And Objectives: Febrile neutropenia (FN) is considered a medical emergency. Patients with hematological malignancies (HM) commonly experience FN. Broad spectrum antibiotics have to be started empirically to prevent complications.

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Context: Oxidative stress is a major determinant in carcinogenesis and serum total antioxidant capacity (TAC) indirectly reflects the level of oxidative stress. Although oral cancer is the third most frequent cancer in Indian population, there are no standard noninvasive marker for early detection and monitoring therapeutic response in oral cancer patients.

Aims: This study was carried out to investigate implications of serum TAC in oral cancer by evaluating pre- and post-operative levels in oral cancer patients.

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Constitutional mismatch repair deficiency syndrome is a rare autosomal recessive syndrome caused by homozygous mutations in mismatch repair genes. This is characterized by the childhood onset of brain tumors, colorectal cancers, cutaneous manifestations of neurofibromatosis-1 like café au lait spots, hematological malignancies, and occasionally other rare malignancies. Here, we would like to present a family in which the sibling had glioblastoma, and the present case had acute lymphoblastic lymphoma and colorectal cancer.

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Background: Febrile neutropenia is a medical emergency and it requires immediate hospitalization for evaluation and administration of empiric broad-spectrum antibiotics. The present study was undertaken to analyze the infectious agents, choice of empiric antibiotics, and outcome in high-risk febrile neutropenia in the solid organ malignancies.

Materials And Methods: In this study, 92 high risk febrile neutropenic episodes were analyzed in 72 patients with solid organ malignancies.

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