|
| Code | Diagnosis | Comment | Score |
| anonymous | High grade angiosarcoma (100%) | To confirm with immunstains for vascular markers such as CD31, CD34, factor 8. | 100 |
| anonymous | Angiosarcoma of the scalp | nil | 100 |
| anonymous | Malignant spindle cell tumor. DDx malignant melanoma, epithelioid angiosarcoma. | Melanoma (+ve S-100 protein and HMB45) Angiosarcoma (+ve CD31, CD34) | 80 |
| anonymous | Angiosarcoma; deep resection margin involved. | Immunostaining for CD31, CD34. | 100 |
| anonymous | Angiosarcoma. 100% | Vascular lineage to be confirmed by CD31, CD34. | 100 |
| anonymous | Malignant spindle cell tumor, consistent with angiosarcoma. (100%) | Do CD31 stain to confirm. | 100 |
| anonymous | Scalp - Desmoplastic melanoma 100% | nil | 10 |
| anonymous | Spindle cell malignant neoplasm 100% | Take more blocks to delineate pathognomonic morphology. Perform immunohistochemical stains to differentiate between the 2 major considerations : 1) Malignant mmelanoma (positive for S100, HMB45) 2) Angiosarcoma (positive for CD31, fVIIRA, patchy positivity for some epithelial marker e.g. EMA, CAM5.2) | 80 |
| anonymous | Amelanotic spindle cell malignant melanoma | nil | 10 |
| anonymous | ANGIOSARCOMA (100%) | nil | 100 |
| anonymous | Angiosarcoma 98% Other sarcoma 2% | CD31 CD34 to confirm CK, SMA, desmin, S100, HMB45 panel HHV8 to exclude Kaposi | 100 |
| anonymous | Malignant spindled cell tumor | Differential diagnoses are epithelioid angiosarcoma, melanoma, sarcomatoid carcinoma and metastatic malignancies. Suggest immunohistochemical study to differentiate. | 70 |
| anonymous | Basal cell carcinoma, focally involving the deep margin | nil | 0 |
| anonymous | Epithelioid angiosarcoma. DDx: Malignant melanoma. Do CD 31 for angiosarcoma, S100, HMB45 for melanoma. Probability:100% | nil | 100 |
| anonymous | Malignant tumour (100%), favour angiosarcoma (90%), malignant melanoma (10%) | Perform CD31 and CD34 immunostains to confirm angiosarcoma, S100 protein and HMB45 to exclude malignant melanoma | 100 |
| anonymous | angiosarcoma (95%) desmoplastic melanoma (5%) | Immunohistochemical staining for CD31, CD34, S-100 protein and HMB-45. | 100 |