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Biomedical subjects

H Chu

Publications and source records attributed to H Chu.

At least 73 records · Page 4Linked to original sources

Photochemotherapy of dominant, diffuse, cutaneous mastocytosis.

Diffuse, cutaneous mastocytosis is a rare variant of cutaneous mast cell infiltration that can arise in neonates or infants as a generalized bullous eruption. The mode of transmission is suggested as autosomal dominant. We report four infants from two unrelated families with diffuse cutaneous mastocytosis whose cutaneous disease was not controlled by initial therapies. Treatment of the four infants with photochemotherapy dramatically reduced or eliminated symptoms. One course of therapy resulted in improvement, and retreatment has not been required two to six years later.

Child↗

Cardiac immunoglobulin deposition in congenital heart block associated with maternal anti-Ro autoantibodies.

Isolated congenital complete heart block is frequently found in offspring of mothers who have IgG anti-Ro/SSA autoantibodies. IgG deposition was reported in the heart of a baby who died from heart block and heart failure. The pattern of antibody deposition observed was the same as that reproduced in animal models for anti-Ro/SSA binding. The IgG deposition was present in, but not limited to, the conduction system. Scattered small infiltrates of mononuclear cells and a limited, patchy deposition of complement were also observed. These findings support the possibility that isolated congenital heart block may be causally related to autoantibodies.

Adult↗