OOIR: Observatory of International Research

Papers

(The TQCC of Diagnostic Pathology is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-01-01 to 2026-01-01.)

Article	Citations
Differentiating fulminant EBV infection complicated by HLH from Lymphoma: report of a case and a brief literature review	199
Completing the view – histologic insights from circular AAA specimen including 3D imaging	187
Interlaboratory variability of HER2 fluorescence in situ hybridization testing in breast cancer: results of a multicenter proficiency-testing ring study in China	46
Follicular dendritic cell sarcoma of gastrointestinal tract with two emerging distinct subtypes: a case report and systemic review	40
Enhancing preanalytic surgical specimen management: experience of a system implementation initiative	39
Human pegivirus detected in patient with reversible severe encephalitis and axillary lymphadenopathy: a case report	38
Pedunculated focal nodular hyperplasia: a case report, case series, and in-depth surgical, radiological, and histological analysis of a rare phenomenon	35
Pulmonary papillary adenoma with malignant potential: a case report and literature review	33
Pathologic collision of urinary bladder urothelial carcinoma with small cell carcinoma: a case report	31
Diffuse pulmonary meningotheliomatosis with pan-TRK expression by immunohistochemistry: a novel finding and potential pitfall	30
Diagnostic utility of antigen detection rapid diagnostic tests for Covid-19: a systematic review and meta-analysis	23
Normolipidemic lipoprotein glomerulopathy with IgA nephropathy — ApoE Kyoto mutation: a case report	23
Bone marrow fibrosis in newly diagnosed multiple myeloma and its correlation with clinicopathological factors	22
MCM6 versus Ki-67 in diagnosis of luminal molecular subtypes of breast cancers	21
p53 immunostaining pattern is a useful surrogate marker for TP53 gene mutations	20
The immunohistochemical combination of low SGLT2 expression and high PRDX4 expression independently predicts shortened survival in patients undergoing surgical resection for hepatoblastoma	19
Mammary mucinous cystadenocarcinoma with long-term follow-up: molecular information and literature review	19
Molecular characterization of CTNS mutations in Tunisian patients with ocular cystinosis	19
PTEN hamartoma tumour syndrome: case report based on data from the Iranian hereditary colorectal cancer registry and literature review	18
Diffuse intrapulmonary mesothelioma mimicking pulmonary lepidic adenocarcinoma: a rare case report and review of the literature	17
A collaborative immunohistochemical study of Drp1 and cortactin in the epithelial dysplasia and oral squamous cell carcinoma	17
Analysis of immunophenotypic features in hyaline vascular type Castleman disease	17
Mutation of KIT in cellular extraskeletal myxoid chondrosarcoma: a case report and literature review	17
Metastatic endometrial stromal sarcoma with sex cord and neuroendocrine differentiation harboring a complex gene fusion	16
Comprehensive genomic profiling of a unique liposarcoma arising in a patient with Li–Fraumeni syndrome and the novel detection of c-myc amplification: a case report	16

Diagnostic value of AHNAK2 immunohistochemical expression in papillary thyroid carcinoma: an immunohistochemical study	16
Papillary renal neoplasm with reverse polarity may be a novel renal cell tumor entity with low malignant potential	15
Machine learning for classification of cutaneous sebaceous neoplasms: implementing decision tree model using cytological and architectural features	15
TRPS1, a sensitive marker for different histological and molecular types of breast cancer	15
Primary lung hyalinizing clear cell carcinoma: a diagnostic challenge in biopsy	15
Visual and digital assessment of Ki-67 in breast cancer tissue - a comparison of methods	14
Malignant germ cell tumor of fallopian tube with rhabdomyosarcoma: a case report and literature review	14
Cutaneous melanocytic tumor with CRTC1::TRIM11 fusion: a case report	14
Thyroid papillary carcinoma combined with primary follicular lymphoma: a case report	14
Exploring the heterogeneity of HER2 gene status and expression in non-positive breast cancer patients: insights from immunohistochemistry and fluorescence in situ hybridization	14
Accuracy of next-generation sequencing for molecular profiling of small specimen of lung cancer: a prospective pilot study of side-by-side comparison	14
Genomics and tumor microenvironment of breast mucoepidermoid carcinoma based on whole-exome and RNA sequencing	13
Validation and interpretation of Pan-TRK immunohistochemistry: a practical approach and challenges with interpretation	13
Utility of optimal proportion of tumor-infiltrating lymphocytes as a prognostic prediction of clinical outcome in intrahepatic cholangiocarcinoma: a single institution retrospective analysis	13
A risk model based on 10 ferroptosis regulators and markers established by LASSO-regularized linear Cox regression has a good prognostic value for ovarian cancer patients	13
Epithelioid angiomyolipoma of the liver in a patient with Li-Fraumeni syndrome: a case report	13
Re-evaluating a historic cohort of sinonasal and skull base mucoepidermoid carcinoma: an institutional experience	13
Thorahcic SMARCA4-deficient undifferentiated tumors with ganglioneuroma and enchondroma: implications for SLC7A11 and ARID1A expression: a case report	13
Morphologically, immunohistochemically and PCR proven lymphocytic viral peri-, endo-, myocarditis in patients with fatal COVID-19	13
High B7-H3 protein expression in Medulloblastoma is associated with metastasis and unfavorable patient outcomes	12
Acute fibrinous and organising pneumonia presenting with mass-like imaging: a case report	12
A case report: iridociliary melanocytoma associated with secondary glaucoma	12
Heterochronic pelvic high-grade myxoinflammatory fibroblastic sarcoma and uterine endometroid carcinoma harboring common gene mutations: a rare case report with genomic analysis	12
Our experience diagnosing 225 patients with cervical glandular lesions: current technologies, lessons learned, and areas for improvement	12
Clear cell stromal tumor of the lung with multinucleated giant cells: a report of a case with YAP1-TFE3 fusion	12
Whole exome sequencing identified mutations of forkhead box I 1 (FOXI1), keratin 6 C (KRT6C) and gap junction protein delta 2 (GJD2) in a low-grade oncocytic tumor of the kidney: a case report	12
Patterns of sialyl-Lewis X expression predict gastric histopathology	11
Keratin 20 positive SDH-deficient renal cell carcinoma: a case report and literature review	11
Prevalence and clinicopathological associations of HER2 expression in non-small cell lung cancer: a retrospective study in Jordanian patients	11
Circularity of islets is a distinct marker for the pathological diagnosis of adult non-neoplastic hyperinsulinemic hypoglycemia using surgical specimens	11
Acromioclavicular joint cyst presenting with findings concerning for a soft tissue tumor – a case report	10
A novel targeted NGS panel identifies numerous homologous recombination deficiency (HRD)-associated gene mutations in addition to known BRCA mutations	10
Diagnostic performance of Idylla MSI test in colorectal cancer biopsies	10
Tumor Area Positivity (TAP) score of programmed death-ligand 1 (PD-L1): a novel visual estimation method for combined tumor cell and immune cell scoring	10
A two-generation hyperparathyroidism-jaw tumor (HPT-JT) syndrome family: clinical presentations, pathological characteristics and genetic analysis: a case report	10
Assessment of histopathology and cytology request form documentation quality using six Sigma and Pareto analysis in Benghazi, Libya	10
Epstein-Barr virus-positive inflammatory follicular dendritic cell sarcoma with significant granuloma: case report and literature review	10
High-expressed ACAT2 predicted the poor prognosis of platinum-resistant epithelial ovarian cancer	10
Neuroendocrine differentiation distinguishes basaloid variant of lung squamous cell carcinoma	10
DICER1-associated central nervous system sarcoma with neural lineage differentiation: a case report	10
Clinical application of the HM-1000 image processing for HER2 fluorescence in situ hybridization signal quantification in breast cancer	9
Evidence of autoinflammation as a principal mechanism of myocardial injury in SARS-CoV-2 PCR-positive medical examiner cases	9
Artificial Intelligence-driven image analysis for standardised programmed death-ligand 1 expression evaluation in non-small cell lung cancer	9
Report and literature review of four cases of EWSR1::NFATC2 round cell sarcoma	9
Alveolar soft part sarcoma: a clinicopathological and immunohistochemical analysis of 26 cases emphasizing risk factors and prognosis	9
A case of IgG4-positive ligneous conjunctivitis mistaken for a conjunctival mass	9
Correction: Deadly combination of Vaping-lnduced lung injury and influenza: case report	9
At the crossroad between Ewing sarcoma and neuroblastoma: a report of two cases of Ewing sarcoma with post treatment neuroblastoma-like differentiation	9
Comparison of insulinoma-associated protein 1 (INSM1) with traditional neuroendocrine markers in gastrointestinal and pancreatic mixed neuroendocrine-non-neuroendocrine neoplasms (MiNENs)	8
Next-generation sequencing of primary testicular lymphoma and relapse in the glans penis after prophylactic radiation therapy: a rare case report	8

CD200 in acute myeloid leukemia: marked upregulation in CEBPA biallelic mutated cases	8
Circ_0001715 accelerated lung adenocarcinoma process by the miR-1322/CANT1 axis	8
Invasive breast carcinoma in a patient with PHTS: a case report	8
ALK + anaplastic large cell lymphoma involving the bladder: case report and review of the literature	8
Is the identification of caseating granuloma in the intestine indicative of tuberculosis? a rare case of Crohn’s disease	8
Prognostic and immune infiltration implications of SIGLEC9 in SKCM	8
Low-grade NTRK-rearranged spindle cell neoplasm presenting as a colonic polyp and managed by polypectomy: a rare case report and literature review	8
High incidence of HPV infection in minors with oral squamous cell carcinoma	8
PSMD14 is a novel prognostic marker and therapeutic target in osteosarcoma	8
Model for detecting metastatic deposits in lymph nodes of colorectal carcinoma on digital/ non-WSI images	8
B7-H3 expression is associated with high PD-L1 expression in clear cell renal cell carcinoma and predicts poor prognosis	8
p53 aberrant expression is pervasive in pleomorphic carcinomas of the lung and a sensitive diagnostic adjunct for biopsy specimens	8
Pseudoinvasion and squamous metaplasia/morules in colorectal adenomatous polyp: a case report and literature review	7
Novel immunohistochemical assay utilizing the INSM1 (SP493) antibody demonstrates high specificity and sensitivity in detecting primary neuroendocrine lung neoplasms	7
Aberrant TTF-1 expression in metastatic colorectal adenocarcinoma mimicking primary lung cancer: a case report and review of diagnostic pitfalls	7
Diagnostic insights into solid pseudopapillary neoplasms of the pancreas: a decade of experience with pediatric representation	7
Evaluating sensitivity of NGS-based mutation detection across diverse sample types in prostate cancer	7
Novel KMT2B gene mutation in MUC4 positive low-grade fibromyxoid sarcoma	7
COVID-19: critical case of a patient with an atypical manifestation of the disease	7
Surveillance of Russell body inflammation of the digestive tract: a case report and review of literature	7
PD-1 and PD-L1 expression in molecular subtypes of muscle-invasive bladder cancer: immunohistochemical characterization and correlation with clinicopathological features	7
The morphological characteristics and arrangements of cells in the liquid-based cytology preparation of patients with endometrial lesions	7
SMARCB1 (INI1)-deficient sinonasal carcinoma with yolk sac differentiation, a case of long-term clinical remission after multiple rounds of radiotherapy–a case report and literature review	6
Clinical pathological and molecular features of 100 patients with gastric-type cervical adenocarcinoma	6
CD30 + Primary intestinal T-cell lymphoma (unclassified) masquerading as chronic inflammation: a case report	6
Expression and clinical significance of CLDN7 and its immune-related cells in breast cancer	6
Automatic analysis of nuclear features reveals a non-tumoral predictor of tumor grade in bladder cancer	6
The relationship between carbonic anhydrase IX (CAIX) and patient survival in breast cancer: systematic review and meta-analysis	6
Histopathological spectrum of primordial odontogenic tumor with co-existing dentigerous cyst: 1st reported case of the world with a proposed ‘updated diagnostic criteria’	6
(1, 3)-beta-D-Glucan in bronchoalveolar lavage fluid: a useful biomarker in diagnosis of invasive pulmonary infection caused by Hormographiella aspergillata?	6
Clinicopathological features of incidentally detected metastatic thyroid papillary carcinoma in cervical lymph nodes of non-thyroid cancer patients: a retrospective analysis of 31cases	6
Adamantinoma-like ewing sarcoma arising in the pancreatic tail: a case report of a rare entity and review of the literature	6
Jejunal gastrointestinal stromal tumor that developed in a patient with neurofibromatosis type 1: a case report	6
The ability of anexelekto (AXL) expression and TERT promoter mutation to predict radioiodine-refractory differentiated thyroid carcinoma	6
Uterine choriocarcinoma arising from serous carcinoma in a postmenopausal woman: an analysis of next-generation sequencing and PD-L1 immunochemistry	6
Molecular profiling and prognostic biomarkers in chinese non-small cell lung cancer cohort	6
Morphology, immunohistochemistry characteristics, and clinical presentation of microcystic urothelial carcinoma: a series of 10 cases	6
Gene expression and immunohistochemistry analysis of ADAMTS-1 and its substrates in odontogenic keratocyst	6
Quantitative assessment of H&E staining for pathology: development and clinical evaluation of a novel system	6
Squamous cell carcinoma initially occurring on the tongue dorsum: a case series report with molecular analysis	6
Cerebrospinal fluid and blood exosomes as biomarkers for amyotrophic lateral sclerosis; a systematic review	6
Histopathology and molecular pathology confirmed a diagnosis of atypical Caroli’s syndrome: a case report	5
MNDA expression and its value in differential diagnosis of B-cell non-Hodgkin lymphomas: a comprehensive analysis of a large series of 1293 cases	5
Retroperitoneal mucinous cystadenoma with neuroendocrine differentiation: a rare case and comprehensive approach to diagnosis and management	5
Low-grade papillary Schneiderian carcinoma with TP53 mutation: a case report and review of the literature	5
Multiple paragangliomas diagnosed in head, neck, and mediastinum: a case report	5
Metastatic prostate adenocarcinoma to the brain – a clinicopathologic analysis of 21 cases	5
Tumor-infiltrating neutrophil is an independent prognostic factor in pancreatic ductal adenocarcinoma	5
Thyroid pathology image classification via multi-scale feature fusion and multi-instance learning	5
Penile melanoma: a pathological report of two cases	5
Langerhans cell histiocytosis manifesting at birth: a neonatal case with BRAF V600E mutation	5
Revisiting the use of CK7 and CK20 immunohistochemical stains in pathological diagnoses	5
Analysis of false reasons based on the artificial intelligence RRCART model to identify frozen sections of lymph nodes in breast cancer	5
Coexistence of carcinoid tumor and adenocarcinoma of the lung; morphological, immunohistochemical and genetic analyses, a case report	5
Implications of imaging, morphologic, and immunohistochemical features of pancreatic perivascular epithelioid cell tumor: case report and comprehensive literature review	5
Reconstructing virtual large slides can improve the accuracy and consistency of tumor bed evaluation for breast cancer after neoadjuvant therapy	5
Diagnostic and prognostic assessments of adrenocortical carcinomas by pathological features, immunohistochemical markers and reticular histochemistry staining	5
Diagnostic challenge in mixed phenotype acute leukemia with T/megakaryocyte or T/myeloid lineages accompanied by t(3;3)	5
“Evaluation of ROS1 expression and rearrangements in a large cohort of early-stage lung cancer”	5
Emerging human pulmonary dirofilariasis in Hungary: a single center experience	5
PIK3CA mutation correlates with mTOR pathway expression but not clinical and pathological features in Fibro-adipose vascular anomaly (FAVA)	5
Development of crizotinib-associated renal cyst in a non-small cell lung cancer patient with ALK fusion: a case report and review of the literature	5
A case report of abdominal metastatic dermatofibrosarcoma protuberans misdiagnosed as gastrointestinal stromal tumor	5
ARID1A deficient undifferentiated spindle cell and rhabdoid sarcoma of the prostate: report of a unique case with emphasis on diagnostic implications	5
Description of two cases of follicular dendritic cell sarcoma, including next-generation sequencing analysis	5
Clinical value of Cyclin D1 and P21 in the differential diagnosis of papillary thyroid carcinoma	5
Clinicopathologic features of de novo non-alcoholic steatohepatitis in the post-transplant setting	5
Identification of the most specific markers to differentiate primary pulmonary carcinoma from metastatic gastrointestinal carcinoma to the lung	5
Bilateral synchronous salivary gland tumors: report of three cases	5
SHMT2 overexpression improves glaucoma by enhancing mitophagy in retinal ganglion cells through promoting the phospho of PINK1	5
Pathogenic role of Twist-1 protein in hydatidiform molar pregnancies and investigation of its potential diagnostic utility in complete moles	5
NUT midline carcinoma as a primary lung tumor treated with anlotinib combined with palliative radiotherapy: a case report	5
Primary extranodal soft tissue Lennert lymphoma (lymphoepithelioid variant of peripheral T-cell lymphoma, unspecified): a case report and review of the literature	5
Clinicopathological characteristics and prognosis of uterine sarcoma: a 10-year retrospective single-center study in China	5
Correction: Tumor Area Positivity (TAP) score of programmed death-ligand 1 (PD-L1): a novel visual estimation method for combined tumor cell and immune cell scoring	5
Concordance between immunohistochemistry and MSI analysis for detection of MMR/MSI status in colorectal cancer patients	5