OOIR: Observatory of International Research

Papers

(The H4-Index of Histopathology is 31. 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 2020-05-01 to 2024-05-01.)

Article	Citations
Postmortem examination of COVID‐19 patients reveals diffuse alveolar damage with severe capillary congestion and variegated findings in lungs and other organs suggesting vascular dysfunction	936
The 2019 World Health Organization classification of tumours of the breast	374
Pulmonary and systemic involvement in COVID‐19 patients assessed with ultrasound‐guided minimally invasive autopsy	237
Diffuse alveolar damage (DAD) resulting from coronavirus disease 2019 Infection is Morphologically Indistinguishable from Other Causes of DAD	158
Third‐trimester placentas of severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2)‐positive women: histomorphology, including viral immunohistochemistry and in‐situ hybridization	108
Updates from the 2020 World Health Organization Classification of Soft Tissue and Bone Tumours	108
Insights into pathogenesis of fatal COVID‐19 pneumonia from histopathology with immunohistochemical and viral RNA studies	86
Pulmonary pathology of early‐phase COVID‐19 pneumonia in a patient with a benign lung lesion	77
Progression to fibrosing diffuse alveolar damage in a series of 30 minimally invasive autopsies with COVID‐19 pneumonia in Wuhan, China	77
Hunting coronavirus by transmission electron microscopy – a guide to SARS‐CoV‐2‐associated ultrastructural pathology in COVID‐19 tissues	71
NTRK fusion cervical sarcoma: a report of three cases, emphasising morphological and immunohistochemical distinction from other uterine sarcomas, including adenosarcoma	62
Identifying mismatch repair‐deficient colon cancer: near‐perfect concordance between immunohistochemistry and microsatellite instability testing in a large, population‐based series	55
When used together SS18–SSX fusion‐specific and SSX C‐terminus immunohistochemistry are highly specific and sensitive for the diagnosis of synovial sarcoma and can replace FISH or molecular testing in	52
Key changes to the World Health Organization (WHO) classification of female genital tumours introduced in the 5th edition (2020)	52
Head and neck rhabdomyosarcoma with TFCP2 fusions and ALK overexpression: a clinicopathological and molecular analysis of 11 cases	52
Transarterial chemoembolisation enhances programmed death‐1 and programmed death‐ligand 1 expression in hepatocellular carcinoma	50
Evolving classification of rhabdomyosarcoma	49
Recurrent RET gene fusions in paediatric spindle mesenchymal neoplasms*	45
WHO 2022 landscape of papillary and chromophobe renal cell carcinoma	43
Performance of the pattern‐based interpretation of p53 immunohistochemistry as a surrogate for TP53 mutations in vulvar squamous cell carcinoma	42
Primary high‐grade non‐anaplastic thyroid carcinoma: a retrospective study of 364 cases	42
Looking into digestive mixed neuroendocrine – nonneuroendocrine neoplasms: subtypes, prognosis, and predictive factors	41
Loss of switch/sucrose non‐fermenting complex protein expression in undifferentiated gastrointestinal and pancreatic carcinomas	40
PRAME immunohistochemistry as an adjunct for diagnosis and histological margin assessment in lentigo maligna	40
Addition of the tumour–stroma ratio to the 8th edition American Joint Committee on Cancer staging system improves survival prediction for patients with oral tongue squamous cell carcinoma	39

Updates on spread through air spaces (STAS) in lung cancer	38
An introduction to the WHO 5th edition 2022 classification of testicular tumours	36
The diversity of tumours with microsatellite instability: molecular mechanisms and impact upon microsatellite instability testing and mismatch repair protein immunohistochemistry	33
Oncocytic intraductal carcinoma of salivary glands: a distinct variant with TRIM33–RET fusions and BRAF V600E mutations	33
Computerised scoring protocol for identification and quantification of different immune cell populations in breast tumour regions by the use of QuPath software	32
Gastric neuroendocrine tumours from long‐term proton pump inhibitor users are indolent tumours with good prognosis	32
Poorly differentiated clusters in colorectal cancer: a current review and implications for future practice	31
Pleomorphic adenoma: the great mimicker of malignancy	31
Frequent KRAS mutations in oncocytic papillary renal neoplasm with inverted nuclei	31
Macrofollicular variant follicular thyroid tumors are DICER1 mutated and exhibit distinct histological features	31