Pavithra Ayyanar
Overview
Explore the profile of Pavithra Ayyanar including associated specialties, affiliations and a list of published articles.
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Articles
96
Citations
102
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Recent Articles
1.
Tripathy S, Ayyanar P, Das D, Barik S
Indian J Pathol Microbiol
. 2025 Mar;
PMID: 40079898
Plasmacytoid urothelial carcinoma is a rare but aggressive subtype of urothelial carcinoma. The histopathologic mimics include plasmacytoma, metastasis from invasive lobular breast carcinoma, and gastric signet ring cell carcinoma. A...
2.
Sable M, Shameema Farween M, Mishra P, Purkait S, Ayyanar P, Adhya A, et al.
Diagn Cytopathol
. 2025 Mar;
PMID: 40079122
Introduction: Soft tissue lesions encompass a diverse category of diseases from benign to malignant, and their morphology might overlap; therefore, accurate categorization is needed to approach the reporting of soft...
3.
Velayutham B, Malla H, Ali S, Sahoo A, Chaudhary S, Ayyanar P
Int J Surg Pathol
. 2025 Feb;
:10668969251324534.
PMID: 40017178
Extragastrointestinal gastrointestinal stromal tumors are uncommon in the paratesticular region and pose a diagnostic challenge. A 47-year-old man presented with a painless testicular mass for three months. Ultrasonography showed a...
4.
Sable M, Panda M, Acharya P, Mishra P, Purkait S, Sethy M, et al.
Cancer Cytopathol
. 2025 Feb;
133(2):e22936.
PMID: 39902551
Background: Fine-needle aspiration cytology (FNAC) has been used as the first line approach to lymphadenopathy, which is a common presentation in pediatric age group. The Sydney system for reporting of...
5.
Patra S, Padhi S, Ayyanar P, Parida T, Nayak H, Mishra P, et al.
Pathology
. 2025 Feb;
57(3):328-339.
PMID: 39893049
Immunoglobulin G4-related disease (IgG4-RD) is a distinct immunoinflammatory disorder of unknown aetiology that may involve one or more organs, either synchronously or metachronously. Nonetheless, the pathophysiological mechanism is complex and...
6.
Sahu D, Behera B, Dash S, Ayyanar P, Sangwan P
Australas J Dermatol
. 2025 Jan;
66(2):e62-e64.
PMID: 39803762
No abstract available.
7.
Kar S, Ayyanar P, Sahoo T, Devi U, Som T, Mohanty P
Med J Armed Forces India
. 2024 Dec;
80(Suppl 1):S376-S378.
PMID: 39734868
No abstract available.
8.
Panda M, Vangapandu S, Mandal S, Ayyanar P
Int J Surg Pathol
. 2024 Dec;
:10668969241300962.
PMID: 39668684
Smooth muscle and adenoma-like renal tumor (SMART) is a biphasic tumor composed of cytologically bland stromal and epithelial components. It has many histopathological mimickers. A 57-year-old man presented with a...
9.
Sahu A, Ayyanar P, Aparnna J, Gunasekar S, Mishra P
Am J Dermatopathol
. 2024 Dec;
47(3):206-210.
PMID: 39660945
Composite hemangioendothelioma comprises permutations of different histological patterns few of which have been found to have specific genetic alteration and immunohistochemical expression. It comprises retiform or epithelioid hemangioendothelioma-like areas, with...
10.
Ayyanar P, Sahu A, Tripathy S, Muduly D
Indian J Dermatol
. 2024 Dec;
69(5):423.
PMID: 39649980
The rippled pattern of basal cell carcinoma (BCC) is a very uncommon variant and poses a diagnostic challenge. A 52-year-old male presented with an ulcerated lesion over the scalp for...