Oncohema Key

Figure 17.1 H&E 25×. Low magnification shows tumor filling the upper dermis Figure 17.2 H&E, 400× magnification. Chords and tumor nests are visible. Some nests show duct formation where tumor…

Figure 18.1 40× magnification. CK7 positive staining of the cytoplasm Diagnosis Cutaneous metastatic carcinoma, the source is most likely a primary lung cancer. Microscopic Features Metastases are typically categorized broadly…

Figure 8.1 Toe melanoma A 4 mm punch biopsy was taken under local anesthetic digital block. Histology was reported as ‘invasive malignant melanoma with Breslow thickness of at least 1.2…

Figure 9.1 Preoperative Halo graft markings The skin graft is harvested from the ‘halo’ area i.e., the outer area geometrically called the annulus as shown. I use a No. 22…

Figure 2.1 Large lateral nasal defect The skin graft was ‘quilted’ in place with a quilting suture through the base of the wound (Fig. 2.2). This method allows me to…

Figure 16.1 Elderly Caucasian male with large eroded lesion on the neck Differential Diagnosis Basal cell carcinoma Squamous cell carcinoma Amelanotic melanoma Keratoacanthoma Sebaceous carcinoma Merkel cell tumor Biopsy Results…

Figure 12.1 H&E, 20× magnification Figure 12.2 H&E, 100× magnification This feature creates a well-know pitfall that may happen in a limited sample of a granular cell tumour. One can…

Figure 11.1 Box shows area of application of Aldara for s BCC Histological report is detailed above – which reveals a non-ulcerated tumor of 0.8 mm Breslow thickness, Clark Level…