bleeding, blistering, and/or necrosis. [en.wikipedia.org]

The systemic reactions include: fever and malaise; enlarged lymph nodes, liver, and/or spleen; liver dysfunction; hematuria; and proteinuria. [en.wikipedia.org]

[…] history of other diseases including various eosinophlic skin diseases, abnormally high levels of circulating blood eosinophils, the hypereosinophilic syndrome, the Churg‐Strauss syndrome, ulcerative colitis, arthralgias, myalgias, facial nerve paralysis, photosensitivity [en.wikipedia.org]

While these lesions usually resolve without sequelae, they may result in skin atrophy and hyperpigmentation. [en.wikipedia.org]

cramps, bloody diarrhea, bloody urine, proteinuria, and/or wheezing; or very rarely, symptoms of overt anaphylaxis such as hives, angioedema (i.e. skin swelling in non-mosquito bite areas), shortness of breath, rapid heart rate, and low blood pressure [en.wikipedia.org]

The systemic reactions include: fever and malaise; enlarged lymph nodes, liver, and/or spleen; liver dysfunction; hematuria; and proteinuria. [en.wikipedia.org]