Sl No

No of Cases

Cellular arranmement

Type of basaloid cells

Background

Cytological diagnoses

Histopathological diagnoses

1

4

Clusters and rosettes

Uniform cuboid cells with small dark nucleus and large pale nucleus

Diffuse lymphocytes, occasional hyaline eosinophilic material

Benign

Spiradenoma

2

4

Tight clusters

Small round cells with clearcytoplasm and polygonal cells with basophilic cytoplasm

 

Benign

Nodular hidradenoma

3

1

Papillary fragments

Bland basaloid cells

Fibrovascular core traversing the cells

Benign

Papillary eccrine adenoma

4

2

Solitary cells scattered throughout the smear

Bland basaloid cells

Fibrillary chondromyxoid stroma

Benign

Chondroid syringoma

5

1

Islands of cells palisaded manner

Bland basaloid cells Thick hyaline globules

Thick hyaline globules

Benign

Cyloindroma

6

2

Syncytial aggregates. Folding sheets

Pleomophic epithelial cells

Fibrovascular core traversing the cell fragments

Malignant

Digital papillary adenocarcino ma

7

4

Clusters and galndular structures

Pleomorphic epithelial cells, atypical mitotic figures

Necrosis

Malignant

Sweat gland adenocarcino ma

8

1

Clusters and solitary cells

Epithelial cells with mild nuclear pleomorphism

Mucin rich

Malignant

Mucinous carcinoma of sweat gland

9

1

Tridi

 

 

 

 

Table 2: Cytological features of benign and malignant basaloid neoplasms with their histopathological diagnoses.