Vol.35 No.3 Case report 139 Livedo reticularis-an unusual skin manifestation of disseminated strongyloidiasis: a case report with literature review Pariya Ruxrungtham MD, Ratchathorn Panchaprateep MD PhD, Pravit Asawanonda MD DSc. ABSTRACT: RUXRUNGTHAM P, PANCHAPRATEEP R, ASAWANONDA P. LIVEDO RETICULARIS-AN UNUSUAL SKIN MANIFESTATION OF DISSEMINATED STRONGYLOIDIASIS: A CASE REPORT WITH LITERATURE REVIEW. THAI J DERMATOL 2019; 35: 139-143. DIVISION OF DERMATOLOGY, DEPARTMENT OF MEDICINE, FACULTY OF MEDICINE, CHULALONGKORN UNIVERSITY; AND KING CHULALONGKORN MEMORIAL HOSPITAL, BANGKOK, THAILAND. A 71-year-old woman, with active autoimmune hepatitis, was treated with immunosuppressive drugs and presented with a1-month history of fever and diarrhea, dyspnea, and sudden eruptions of purpuric macules on the abdomen typical for disseminated strongyloidiasis, together with presence of Strongyloid larvae in rectum and sigmoid colon biopsies, and sputum fresh smear. Eight days into ivermectin treatment net-like purpuric patches on both thighs were observed and faded completely within 24 hours. The patient recovered fully after treatment completion. Key words: Disseminated strongyloidiasis, thumbprint purpura, livedo reticularis From :Division of Dermatology, Department of Medicine, King Chulalongkorn Memorial Hospital, Bangkok, Thailand . Corresponding author: Pravit Asawanonda MD DSc., email:
[email protected] Received: 22 October 2018 Revised: 24 January 2019 Accepted: 25 September 2019 140 Ruxrungtham P et al Thai J Dermatol, July-September, 2019 being treated with corticosteroids and azathioprine. The diagnosis was E. coli septicemia and she was treated with vancomycin, meropenem and metronidazole. Figure 1 Strongyloid larvae on sputum smear Figure 3 Livedo reticularis-like lesions on both thighs on day 8 of ivermectin treatment During admission, petechiae and purpuric macules or “thumbprint purpura” appeared on her abdomen and both upper thighs suggestive of disseminated strongyloidiasis (Figure 2).