The superficial tissue of these needles included positive cells mucus red blood cells inflammatory cells and necrosis tissue . More tissue could be seen on needle core .

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Results : When calcium hydroxide products were applied to an exposed pulp a superficial necrosis developed causing slight inflammation and thus stimulating defence reaction and repair by the pulp then gave rise to a dentin bridge .

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In the 5 clinic cases of arterialized venous flap 4 had complete flap survival and 1 cases had superficial necrosis that healed with dress change .

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Patients ( 10 % ) were complicated with superficial infection which were succesfully treated by local dressing changes . Results All of the flaps survived successfully except that partial flap necrosis at 4 cases which were cured by dressing changes .

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One case had the complication of superficial infection of wound and skin edge necrosis after operation which was Hawkins type u2172 .

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Results Neutrophil margination superficial necrosis of the villi sloughing of epithelium and complete absence of some villi in ileum were observed in Group A.

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A 49 - year - old female had generalized erythema with itching and pain for 10 months . A skin biopsy specimen revealed superficial epidermal lysis and necrosis .

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