Histopathology of<unk> , showing plenty of spindle shaped cells with eosinophilic cytoplasm i.e. mast cells infiltrating the dermis and the appendiceal structures (black arrows). The basal cells show more pigmentation (blue arrows). The disease is most often diagnosed as an infant, when parents take their baby in for what appears to be bug bites. The bug bites are actually the clumps of mast cells. Doctors can confirm the presence of mast cells by rubbing the baby's skin. If hives appear, it most likely signifies the presence of<unk> .
Urticaria pigmentosa
Ichthyosis acquisita
Lamellar ichthyosis
Phytophotodermatitis
Ichthyosis bullosa of Siemens
Striate keratoderma
Dermatopathia pigmentosa reticularis
Ichthyosis vulgaris