Examples of Daily Routine

In this section, results of patent blue labeling techniques obtained in individual cases are shown. Figure 26 illustrates the strategy of patent blue labeling with semicircular injection around a scar with multifocal melanoma recurrence. Fig. 27 shows lym-phangiogram using patent blue injected intrader-

Fig. 27. Injection of blue dye solution subcutaneously into dorsum pedis for SLN-labeling. A blue-stained inguinal node is seen (|) and an unstained lymph node located on the right side (ft) (Fig. 28)

Fig. 25. Solid sentinel lymph node metastasis in pelvic site in a case with malignant melanoma of the leg (Skip-metastasis?)

Fig. 25. Solid sentinel lymph node metastasis in pelvic site in a case with malignant melanoma of the leg (Skip-metastasis?)

Figs. 26-28. These illustrations were kindly made available to us by Dr. Kretschmer, Department of Dermatology, University Clinic of Gottingen

Fig. 26. Injection of patent blue solution strongly intrader-mally in a case with extensive acrolenticular malignant melanoma (ALM) of the planta pedis.

mally on the dorsum pedis after amputation of the second toe in a case with ALM. Figure 28 shows a patent-blue-labeled SLN in the inguinal basin in a patient with malignant melanoma of the foot.

A small, easily portable, gamma probe device and the results of labeling a malignant melanoma on the back and the regional lymph nodes are demonstrated in Figs. 29-33 b.

Fig. 34 a and b demonstrate the excision of a blue stained and a brownish unstained SLN in another case. In Fig. 35a-c partly labeled (c: focally

Fig. 27. Injection of blue dye solution subcutaneously into dorsum pedis for SLN-labeling. A blue-stained inguinal node is seen (|) and an unstained lymph node located on the right side (ft) (Fig. 28)

Fig. 28. Patent blue-labeled SLN in the inguinal basin in a case of malignant melanoma of the foot. To the right of the stained lymph node an unstained, slightly prominent lymph node can be seen located in the fatty tissue (see O)

blue stained) partly unlabeled enlarged metastatic lymph nodes are shown.

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