Dorsal-ventral axes

Figure 5.2 Graphical representation of the dose-effect relationship of SM. Bars represent graded reactions of different areas of the skin to SM vapour in humans. Reactions are compiled from US" and CDRE (India) reports for ranges of dosages specified. Severity 1 mild erythema 2 moderate erythema 3 intense erythema 4 erythema with oedema, maceration of axillary skin and dry desquamation 5 vesicle or numerous micro-vesicles or crusting and ulceration of the scrotum or axillae. Body areas abd abdomen arm arm ax axillae bt buttocks cf cubital fossae dth dorsal thorax ing inguinal region leg leg 1th lateral thorax neck neck pen penis pop popliteal fossae scr scrotum sh shoulder thi thigh vth ventral thorax wrt wrist.

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