OOIR: Observatory of International Research

Papers

(The TQCC of American Journal of Surgical Pathology is 13. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 500 papers]. The publications cover those that have been published in the past four years, i.e., from 2019-09-01 to 2023-09-01.)

Article	Citations
The 2019 International Society of Urological Pathology (ISUP) Consensus Conference on Grading of Prostatic Carcinoma	225
The 2020 WHO Classification	151
A Novel SS18-SSX Fusion-specific Antibody for the Diagnosis of Synovial Sarcoma	100
Nuclear NR4A3 Immunostaining Is a Specific and Sensitive Novel Marker for Acinic Cell Carcinoma of the Salivary Glands	79
Postmortem Findings Associated With SARS-CoV-2	76
SMARCA4-deficient Sinonasal Carcinoma	73
Comparison of RNA In Situ Hybridization and Immunohistochemistry Techniques for the Detection and Localization of SARS-CoV-2 in Human Tissues	71
Spindle Cell Tumors With RET Gene Fusions Exhibit a Morphologic Spectrum Akin to Tumors With NTRK Gene Fusions	71
NCOA4-RET and TRIM27-RET Are Characteristic Gene Fusions in Salivary Intraductal Carcinoma, Including Invasive and Metastatic Tumors	68
Immunohistochemistry for PRAME in the Distinction of Nodal Nevi From Metastatic Melanoma	63
Report From the International Society of Urological Pathology (ISUP) Consultation Conference on Molecular Pathology of Urogenital Cancers	59
Mesonephric-like Carcinoma of the Endometrium	58
Comparison of Immunohistochemistry for PRAME With Cytogenetic Test Results in the Evaluation of Challenging Melanocytic Tumors	57
SMARCA4-deficient Uterine Sarcoma and Undifferentiated Endometrial Carcinoma Are Distinct Clinicopathologic Entities	56
Dual Expression of TCF4 and CD123 Is Highly Sensitive and Specific For Blastic Plasmacytoid Dendritic Cell Neoplasm	56
Recurrent YAP1 and KMT2A Gene Rearrangements in a Subset of MUC4-negative Sclerosing Epithelioid Fibrosarcoma	53
Expanding the Phenotypic Spectrum of Mesenchymal Tumors Harboring the EWSR1-CREM Fusion	52
A Clinicopathologic and Molecular Analysis of Fumarate Hydratase-deficient Renal Cell Carcinoma in 32 Patients	52
Recurrent Fusions Between YAP1 and KMT2A in Morphologically Distinct Neoplasms Within the Spectrum of Low-grade Fibromyxoid Sarcoma and Sclerosing Epithelioid Fibrosarcoma	50
Assessment of Tumor-infiltrating Lymphocytes Using International TILs Working Group (ITWG) System Is a Strong Predictor of Overall Survival in Colorectal Carcinoma	50
Colonic Adenocarcinomas Harboring NTRK Fusion Genes	50
Clinicopathologic Characteristics of Mesonephric Adenocarcinomas and Mesonephric-like Adenocarcinomas in the Gynecologic Tract	50
Expanding the Molecular Spectrum of Secretory Carcinoma of Salivary Glands With a Novel VIM-RET Fusion	49
“Renal Cell Carcinoma With Leiomyomatous Stroma” Harbor Somatic Mutations of TSC1, TSC2, MTOR, and/or ELOC (TCEB1): Clinicopathologic and Molecular Characterization of 18 Sporadic Tumors Supports a Di	49
Eosinophilic Renal Cell Tumors With a TSC and MTOR Gene Mutations Are Morphologically and Immunohistochemically Heterogenous	48

Recurrent Loss of SMARCA4 in Sinonasal Teratocarcinosarcoma	47
PD-L1 Expression in Endometrial Carcinoma Cells and Intratumoral Immune Cells	45
FOS Expression in Osteoid Osteoma and Osteoblastoma	43
Clinical and Histopathologic Features of Immune Checkpoint Inhibitor-related Pneumonitis	43
Pan-TRK Immunohistochemistry	42
Insulinoma-associated Protein 1 (INSM1) Is a Better Marker for the Diagnosis and Prognosis Estimation of Small Cell Lung Carcinoma Than Neuroendocrine Phenotype Markers Such as Chromogranin A, Synapto	39
Assessment of Tumor-infiltrating Lymphocytes Predicts the Behavior of Early-stage Oral Tongue Cancer	39
NKX3-1 Is a Useful Immunohistochemical Marker of EWSR1-NFATC2 Sarcoma and Mesenchymal Chondrosarcoma	39
Mismatch Repair Deficiency in Ovarian Carcinoma	39
Pericytoma With t(7;12) and ACTB-GLI1 Fusion	39
Recurrent YAP1 and MAML2 Gene Rearrangements in Retiform and Composite Hemangioendothelioma	38
Rosai-Dorfman Disease Displays a Unique Monocyte-Macrophage Phenotype Characterized by Expression of OCT2	37
Embryonal Rhabdomyosarcoma of the Ovary and Fallopian Tube	37
Molecular Profiling of Clear Cell Myoepithelial Carcinoma of Salivary Glands With EWSR1 Rearrangement Identifies Frequent PLAG1 Gene Fusions But No EWSR1 Fusion Transcripts	36
Report From the International Society of Urological Pathology (ISUP) Consultation Conference on Molecular Pathology of Urogenital Cancers. I. Molecular Biomarkers in Prostate Cancer	36
Dedifferentiated Chordoma	35
Head and Neck Mesenchymal Neoplasms With GLI1 Gene Alterations	35
Application of a 5 Marker Panel to the Routine Diagnosis of Peripheral T-Cell Lymphoma With T-Follicular Helper Phenotype	35
Pathology of Echinococcosis	35
Dedifferentiated and Undifferentiated Melanomas	34
SRF-FOXO1 and SRF-NCOA1 Fusion Genes Delineate a Distinctive Subset of Well-differentiated Rhabdomyosarcoma	33
TFEB Expression Profiling in Renal Cell Carcinomas	33
Report From the International Society of Urological Pathology (ISUP) Consultation Conference On Molecular Pathology Of Urogenital Cancers. II. Molecular Pathology of Bladder Cancer	33
HPV-related Sinonasal Carcinoma	33
DEK-AFF2 Carcinoma of the Sinonasal Region and Skull Base	32
Clinicopathologic and Molecular Features of Paired Cases of Metachronous Ovarian Serous Borderline Tumor and Subsequent Serous Carcinoma	32
Clinicopathologic and Molecular Analysis of the TFEB Fusion Variant Reveals New Members of TFEB Translocation Renal Cell Carcinomas (RCCs)	32
NUT Is a Specific Immunohistochemical Marker for the Diagnosis of YAP1-NUTM1-rearranged Cutaneous Poroid Neoplasms	31
The Separation of Benign and Malignant Mesothelial Proliferations	31
An Update on Endocrine Mucin-producing Sweat Gland Carcinoma	31
Primary Cutaneous CD4+ Small/Medium T-Cell Lymphoproliferative Disorders	31
p53, Mismatch Repair Protein, and POLE Abnormalities in Ovarian Clear Cell Carcinoma	31
Biphasic Hyalinizing Psammomatous Renal Cell Carcinoma (BHP RCC)	31
Recurrent DICER1 Hotspot Mutations in Malignant Thyroid Gland Teratomas	30
A Proposed Grading Scheme for Medullary Thyroid Carcinoma Based on Proliferative Activity (Ki-67 and Mitotic Count) and Coagulative Necrosis	30
PD-L1 Expression and CD8+ Tumor-infiltrating Lymphocytes in Different Types of Tubo-ovarian Carcinoma and Their Prognostic Value in High-grade Serous Carcinoma	30
IDH2 Mutation Analysis in Undifferentiated and Poorly Differentiated Sinonasal Carcinomas for Diagnosis and Clinical Management	30
Cutaneous Syncytial Myoepithelioma Is Characterized by Recurrent EWSR1-PBX3 Fusions	29
Novel Internationally Verified Method Reports Desmoplastic Reaction as the Most Significant Prognostic Feature For Disease-specific Survival in Stage II Colorectal Cancer	29
Class-switched Primary Cutaneous Marginal Zone Lymphomas Are Frequently IgG4-positive and Have Features Distinct From IgM-positive Cases	29
Endometrial Carcinomas with a “Serous” Component in Young Women Are Enriched for DNA Mismatch Repair Deficiency, Lynch Syndrome, and POLE Exonuclease Domain Mutations	29
Histologic Classification and Molecular Signature of Polymorphous Adenocarcinoma (PAC) and Cribriform Adenocarcinoma of Salivary Gland (CASG)	29
Genomic and Clinicopathologic Characteristics of PRKAR1A-inactivated Melanomas	28
Salivary Secretory Carcinoma Harboring a Novel ALK Fusion	27
ISUP Consensus Definition of Cribriform Pattern Prostate Cancer	27
FUS-NFATC2 or EWSR1-NFATC2 Fusions Are Present in a Large Proportion of Simple Bone Cysts	27
The Role of Histologic Grading and Ki-67 Index in Predicting Outcomes in Pulmonary Carcinoid Tumors	27
Pregnancy-associated Inflammatory Myofibroblastic Tumors of the Uterus Are Clinically Distinct and Highly Enriched for TIMP3-ALK and THBS1-ALK Fusions	27
Malignant Gastrointestinal Neuroectodermal Tumor	26
Molecular Heterogeneity of Endometrioid Ovarian Carcinoma	26

DDIT3 Immunohistochemistry Is a Useful Tool for the Diagnosis of Myxoid Liposarcoma	26
Sclerosing Epithelioid Fibrosarcoma	25
Molecular Profiling of Salivary Oncocytic Mucoepidermoid Carcinomas Helps to Resolve Differential Diagnostic Dilemma With Low-grade Oncocytic Lesions	25
Inflammatory Myofibroblastic Tumor of the Uterus	25
Molecularly Classified Uterine FIGO Grade 3 Endometrioid Carcinomas Show Distinctive Clinical Outcomes But Overlapping Morphologic Features	25
Malignant Diffuse Mesothelioma in Women	24
Uterine Tumor Resembling Ovarian Sex Cord Stromal Tumor (UTROSCT)	24
Clinicopathologic Significance of EGFR Mutation and HPV Infection in Sinonasal Squamous Cell Carcinoma	24
Predictors of Outcome in Mammary Adenoid Cystic Carcinoma	23
Denosumab-treated Giant Cell Tumors of Bone: A Clinicopathologic Analysis of 35 Cases From the French Group of Bone Pathology	23
A Diagnostic Approach to the Identification of Burkitt-like Lymphoma With 11q Aberration in Aggressive B-Cell Lymphomas	23
Genomic Profiling Aids Classification of Diagnostically Challenging Uterine Mesenchymal Tumors With Myomelanocytic Differentiation	23
Comparative Study of Myxofibrosarcoma With Undifferentiated Pleomorphic Sarcoma	23
Middle Ear and Temporal Bone Nonkeratinizing Squamous Cell Carcinomas With DEK-AFF2 Fusion	22
Report From the International Society of Urological Pathology (ISUP) Consultation Conference on Molecular Pathology of Urogenital Cancers	22
Detailed Morphologic and Immunohistochemical Characterization of Myomectomy and Hysterectomy Specimens From Women With Hereditary Leiomyomatosis and Renal Cell Carcinoma Syndrome (HLRCC)	22
Reporting Practices and Resource Utilization in the Era of Intraductal Carcinoma of the Prostate	22
Transcriptionally Active HPV and Targetable EGFR Mutations in Sinonasal Inverted Papilloma	22
Salivary Mucinous Adenocarcinoma Is a Histologically Diverse Single Entity With Recurrent AKT1 E17K Mutations	22
Prostatic Metaplasia of the Vagina and Uterine Cervix	22
TRPS1 Expression in Breast Carcinomas	21
DNA Mismatch Repair–deficient Endometrial Carcinosarcomas Portend Distinct Clinical, Morphologic, and Molecular Features Compared With Traditional Carcinosarcomas	21
Independent Validation of Tumor Budding Activity and Cell Nest Size as Determinants of Patient Outcome in Squamous Cell Carcinoma of the Uterine Cervix	21
Molecular Characterization of Neuroendocrine Carcinomas of the Endometrium	21
Adult Granulosa Cell Tumor With High-grade Transformation	21
CDX2 Loss With Microsatellite Stable Phenotype Predicts Poor Clinical Outcome in Stage II Colorectal Carcinoma	21
Utility of Nuclear Grading System in Epithelioid Malignant Pleural Mesothelioma in Biopsy-heavy Setting	20
Heterogeneity of PD-L1 Expression in Lung Mixed Adenocarcinomas and Adenosquamous Carcinomas	20
BCOR Expression in Mullerian Adenosarcoma	20
Clinicopathologic Characterization of Epithelioid Hemangioendothelioma in a Series of 62 Cases	20
Lymphocyte-predominant Esophagitis	20
Nonkeratinizing Squamous Cell Carcinoma of the Sinonasal Tract With DEK-AFF2	20
Predictive Patterns of Glutamine Synthetase Immunohistochemical Staining in CTNNB1-mutated Hepatocellular Adenomas	20
IDH2 R172 Mutations Across Poorly Differentiated Sinonasal Tract Malignancies	20
Endometrial Gastric (Gastrointestinal)-type Mucinous Lesions	20
Extrauterine Mesonephric-like Neoplasms	20
A Molecular Reappraisal of Glomus Tumors and Related Pericytic Neoplasms With Emphasis on NOTCH-gene Fusions	20
Tumor Budding in Intrahepatic Cholangiocarcinoma	20
SP142 PD-L1 Scoring Shows High Interobserver and Intraobserver Agreement in Triple-negative Breast Carcinoma But Overall Low Percentage Agreement With Other PD-L1 Clones SP263 and 22C3	20
Clinical, Histologic, and Molecular Characteristics of Anaplastic Lymphoma Kinase-positive Primary Cutaneous Anaplastic Large Cell Lymphoma	20
Histopathologic Characterization of Mogamulizumab-associated Rash	19
MHC Class I Loss in Triple-negative Breast Cancer	19
The Frequency and Prognostic Significance of the Histologic Type in Early-stage Ovarian Carcinoma	19
Mutational Landscape of TdT+ Large B-cell Lymphomas Supports Their Distinction From B-lymphoblastic Neoplasms	19
Nuclear NR4A2 (Nurr1) Immunostaining is a Novel Marker for Acinic Cell Carcinoma of the Salivary Glands Lacking the Classic NR4A3 (NOR-1) Upregulation	19
Biallelic PTCH1 Inactivation Is a Dominant Genomic Change in Sporadic Keratocystic Odontogenic Tumors	19
Budesonide Oral Suspension Significantly Improves Eosinophilic Esophagitis Histology Scoring System Results	19
Uterine Inflammatory Myofibroblastic Neoplasms With Aggressive Behavior, Including an Epithelioid Inflammatory Myofibroblastic Sarcoma	18
Multicenter Validation of Histopathologic Tumor Regression Grade After Neoadjuvant Chemotherapy in Muscle-invasive Bladder Carcinoma	18
Compound Clear Cell Sarcoma of the Skin—A Potential Diagnostic Pitfall	18
The Prognostic Significance of the 8th Edition TNM Staging of Pulmonary Carcinoid Tumors	18
Pediatric Mesothelioma With ALK Fusions	18
Expansion of PD1-positive T Cells in Nodal Marginal Zone Lymphoma	18
Clinicopathologic Features and Calcium Deposition Patterns in Calciphylaxis	18
Genetic Basis of Extramedullary Plasmablastic Transformation of Multiple Myeloma	18
Primary Vascular Tumors of Bone	18
Interobserver Agreement in Vascular Invasion Scoring and the Added Value of Immunohistochemistry for Vascular Markers to Predict Disease Relapse in Stage I Testicular Nonseminomas	17
SARS-CoV-2 and Placental Pathology	17
Uterine Cervical Sarcoma With a Novel RET-SPECC1L Fusion in an Adult	17
Striking Association of Lymphoid Enhancing Factor (LEF1) Overexpression and DUSP22 Rearrangements in Anaplastic Large Cell Lymphoma	17
Prostate Carcinoma Grade and Length But Not Cribriform Architecture at Positive Surgical Margins Are Predictive for Biochemical Recurrence After Radical Prostatectomy	17
HPV-positive Squamous Cell Carcinoma of the Larynx, Oral Cavity, and Hypopharynx	17
Significance of Alpha-inhibin Expression in Pheochromocytomas and Paragangliomas	17
“Embryonic-type Neuroectodermal Tumor” Should Replace “Primitive Neuroectodermal Tumor” of the Testis and Gynecologic Tract	17
A Novel NIPBL-NACC1 Gene Fusion Is Characteristic of the Cholangioblastic Variant of Intrahepatic Cholangiocarcinoma	17
MYB RNA In Situ Hybridization Facilitates Sensitive and Specific Diagnosis of Adenoid Cystic Carcinoma Regardless of Translocation Status	17
HEG1 Is a Highly Specific and Sensitive Marker of Epithelioid Malignant Mesothelioma	17
Beyond “Triton”	17
High WHO/ISUP Grade and Unfavorable Architecture, Rather Than Typing of Papillary Renal Cell Carcinoma, May Be Associated With Worse Prognosis	17
GLILD Revisited	17
Diffuse Midline Gliomas With Histone H3 K27M Mutation in Adults and Children	17
Expanding the Spectrum of EWSR1-NFATC2-rearranged Benign Tumors	17
Intestinal Abnormalities in Patients With SARS-CoV-2 Infection	16
Invasive Stratified Mucin-producing Carcinoma (ISMC) of the Cervix	16
Decalcification of Breast Cancer Bone Metastases With EDTA Does Not Affect ER, PR, and HER2 Results	16
HPV-independent Precursors Mimicking High-grade Squamous Intraepithelial Lesions (HSIL) of the Vulva	16
Spectrum of Clinicopathologic Findings in COVID-19-induced Skin Lesions	16
CD34-negative Solitary Fibrous Tumor	16
Genomic and Immunophenotypic Landscape of Aggressive NK-Cell Leukemia	16
Cervical Adenocarcinoma	16

Spectrum of Hepatic Manifestations of Common Variable Immunodeficiency	16
Report From the International Society of Urological Pathology (ISUP) Consultation Conference on Molecular Pathology of Urogenital Cancers V	16
Non-neoplastic Polyps of the Gallbladder	16
The SS18-SSX Antibody Has Perfect Specificity for the SS18-SSX Fusion Protein	16
Discordant Marker Expression Between Invasive Breast Carcinoma and Corresponding Synchronous and Preceding DCIS	16
Immunohistochemical Characterization of Giant Cell Tumor of Bone Treated With Denosumab	16
Flat Epithelial Atypia in Breast Core Needle Biopsies With Radiologic-Pathologic Concordance	16
Neuroendocrine Carcinomas of the Gallbladder	16
Pan-TRK Immunohistochemistry Is Highly Correlated With NTRK3 Gene Rearrangements in Salivary Gland Tumors	15
ALK-positive Histiocytosis of the Breast	15
TSC/MTOR-associated Eosinophilic Renal Tumors Exhibit a Heterogeneous Clinicopathologic Spectrum	15
New Clinicopathologic Scenarios of EBV+ Inflammatory Follicular Dendritic Cell Sarcoma	15
Metanephric Adenoma–Epithelial Wilms Tumor Overlap Lesions	15
AKT1 Mutations in Peripheral Bronchiolar Papilloma	15
Cytoplasmic Pattern p53 Immunoexpression in Pelvic and Endometrial Carcinomas With TP53 Mutation Involving Nuclear Localization Domains	15
Clinicopathologic and Genomic Characterization of Inflammatory Myofibroblastic Tumors of the Head and Neck	15
BRG1, INI1, and ARID1B Deficiency in Endometrial Carcinoma	15
Mismatch Repair Deficiency in Uterine Carcinosarcoma	15
Reappraisal of Primary Epstein-Barr Virus (EBV)-positive Diffuse Large B-Cell Lymphoma of the Gastrointestinal Tract	15
CYSLTR2-mutant Cutaneous Melanocytic Neoplasms Frequently Simulate “Pigmented Epithelioid Melanocytoma,” Expanding the Morphologic Spectrum of Blue Tumors	15
Acquired Cystic Kidney Disease–associated Renal Cell Carcinoma (ACKD-RCC) Harbor Recurrent Mutations in KMT2C and TSC2 Genes	14
SRF Fusions Other Than With RELA Expand the Molecular Definition of SRF-fused Perivascular Tumors	14
Papillary Renal Neoplasm With Reverse Polarity Is Often Cystic	14
Integrin β4 Is an Effective and Efficient Marker in Synchronously Highlighting Lymphatic and Blood Vascular Invasion, and Perineural Aggression in Malignancy	14
Automated Quantitation of CD8-positive T Cells Predicts Prognosis in Colonic Adenocarcinoma With Mucinous, Signet Ring Cell, or Medullary Differentiation Independent of Mismatch Repair Protein Status	14
ALK Rearrangements Characterize 2 Distinct Types of Salivary Gland Carcinomas	14
Atypical Pleomorphic Lipomatous Tumor	14
The Decline of Salivary Adenocarcinoma Not Otherwise Specified as a Tumor Entity	14
Thyroid Papillary Microtumor	14
Postdeployment Respiratory Syndrome in Soldiers With Chronic Exertional Dyspnea	14
NF2-mutated Renal Carcinomas Have Common Morphologic Features Which Overlap With Biphasic Hyalinizing Psammomatous Renal Cell Carcinoma	14
PRAME Expression in Cancer. A Systematic Immunohistochemical Study of >5800 Epithelial and Nonepithelial Tumors	13
Loss of MHC Class I Expression in HPV-associated Cervical and Vulvar Neoplasia	13
INSM1 Is Less Sensitive But More Specific Than Synaptophysin in Gynecologic High-grade Neuroendocrine Carcinomas	13
Reliable Identification of Endometrial Precancers Through Combined Pax2, β-Catenin, and Pten Immunohistochemistry	13
CD24 and PRAME Are Novel Grading and Prognostic Indicators for Pineal Parenchymal Tumors of Intermediate Differentiation	13
The Myoepithelial Cells of Salivary Intercalated Duct-type Intraductal Carcinoma Are Neoplastic	13
c-KIT Analysis and Targeted Molecular Sequencing of Mesonephric Carcinomas of the Female Genital Tract	13
SMARCA4/SMARCA2-deficient Carcinoma of the Esophagus and Gastroesophageal Junction	13
Cytokeratin-positive Malignant Tumor in the Abdomen With EWSR1/FUS-CREB Fusion	13
PDGFRA Immunohistochemistry Predicts PDGFRA Mutations in Gastrointestinal Stromal Tumors	13
CTNNB1 Mutations and Aberrant β-Catenin Expression in Ovarian Endometrioid Carcinoma	13
Colorectal Adenocarcinomas Harboring ALK Fusion Genes	13
Claudin-18 as a Marker for Identifying the Stomach and Pancreatobiliary Tract as the Primary Sites of Metastatic Adenocarcinoma	13
Alterations in Ki67 Labeling Following Treatment of Poorly Differentiated Neuroendocrine Carcinomas	13
Stromal p16 Expression Helps Distinguish Atypical Polypoid Adenomyoma From Myoinvasive Endometrioid Carcinoma of the Uterus	13
Mucoacinar Carcinoma	13