Characteristics of the patients

CaseClinical presentationDrug possibly involvedSkin rash presentDay of definite diagnosisTotal WBC/Eosinoph (G/L)AST/ALT (IU/L)ALP pANCA/GGT (IU/L)Bilirubin (umol/L)INRNegative screening TestsDay starting steroidsClinical outcomeRegiSCAR Score (points)
1. Male
34 years old
Cough, fever (39.3°C) and severely impaired liver function testOral amoxicillin/clavulanic acid for 7 days 2 weeks before admissionNot on onset
Pruritic rash is seen by day 10 (thorax and legs)
5, by histology findings based on a transjugular liver biopsy + rising eosinophilia (10.7 G/L)14.60/1.53 (max. 18.41)2,124/2,504113/180261.9HAV, HBV, HCV, HEV, HSV-1, HSV-2 VZV, CMV, EBV, HIV 1 + 2, Parvovirus B 19, HHV-6, HHV-7, Mycoplasma pneumoniae, Chlamydia pneumoniae, Legionella pneumophila (Urine), Influenza A, Influenza B, RSV, Strongyloides, intestinal protozoa and helminths.
ANA, pANCA, SMA, SLA, LKM-1, AMA, IgG and IgM, ceruloplasmin, alpha-1-antitrypsin
Day 5; prednisone
60 mg and tapered
It was rapidly improved on steroids.
Flare at day 10: increase of steroids.
Discharged on day 12.
4 (fever = 0, rash = 1, eosinophilia = 1, liver involved = 1, other causes excluded = 1)
2. Male
61 years old
Fever (39°C), exanthema, severely impaired liver function testCiprofloxacinDiffuse maculopapular rash5, based on liver biopsy12.0/0.8650 (max. 18.473)/680 (max. 6,745)180/423461.8HAV, HBV, HCV, HEV, HSV-1, HSV-2 VZV, CMV, EBV, HIV 1 + 2, HHV-6, Parvovirus B 19, Strongyloides, intestinal protozoa and helminths. ANA, pANCA, SMA, SLA, LKM-1, AMA, IgG and IgM, ceruloplasmin, alpha-1-antitrypsin, Aspergillus (Galactomannan antigen), β-d-GlucanDay 5; prednisone 25 mg
Day 17; methylprednisolone, 250 mg i.v.
Rapidly progressive deterioration of liver function and multiorgan failure.
Liver trans-plantation at day 20.
Exitus letalis 16 days after LT.
4 (fever = 0, rash = 1, eosinophilia = 1, liver involved = 1, other causes excluded = 1)
3. Male
60 years old
Fever, rash, cough, and vomitingPhenytoin
Levetiracetam
Pruritic maculopapular rash4, on histology findings12.0/4.24 (max. 13.6)135/308317/1,688751.16HAV, HBV, HCV, HEV, HSV-1, HSV-2, VZV, CMV, EBV, HIV 1 + 2, Parvovirus B 19, HHV-6, HHV-7, Mycoplasma pneumoniae, Chlamydia pneumonia, TBC, Strongyloides, intestinal protozoa and helminths.ANA, pANCA, SMA, SLA, LKM-1, AMA, IgG and IgM, ceruloplasmin, alpha-1-antitrypsinDay 4; prednisone 1 mg/kgProgressive improved on steroids.6 (fever = 0, rash = 2, eosinophilia = 1, atypical lymphocytes = 1, liver involved = 1, other causes excluded = 1)
4. Female
62 years old
Jaundice and rashCefuroximeDiffuse maculopapular Rash2, on histology findings based on a liver biopsy6.3/1.31383/497756/550217< 1.0HAV, HBV, HCV, HEV, HSV-1, HSV-2 VZV, CMV, EBV, HIV 1 + 2, HAV, HHV6, intestinal protozoa and helminths.ANA, pANCA, SMA, SLA, LKM-1, AMA, IgG and IgM, ceruloplasmin, alpha-1-antitrypsinDay 2; prednisone
40 mg and tapered)
Rapidly improved on steroids.4 (rash = 1, eosinophilia = 1, liver involved = 1, other causes excluded = 1)
5. Male
65 years old
Progressive exanthema and elevation of ASAT, ALAT, GGT and APLamotrigineDiffuse maculopapular rashThe diagnosis was suspected by clinical mani-festations, it was not confirmed by biopsy10.8/1.18264/659219/10681.2HBV, HCV, HEV, HSV-1, HSV-2 VZV, CMV, EBV, HIV 1 + 2, HAV, intestinal protozoa and helminths.ANA, pANCA, SMA, SLA, LKM-1, AMA, IgG and IgM, ceruloplasmin, alpha-1-antitrypsinDay 14; 125 mg methylprednisolone i.v., then prednisone 60 mg and taperedProgressive improved on steroids.4 (rash = 1, eosinophilia = 1, liver involved = 1, other causes excluded = 1)

WBC: white blood cells; AST: aspartate aminotransferase; ALT: alanine aminotransferase; ALP: alkaline phosphatase; GGT: gamma-glutamyl transferase; INR: international normalized ratio; LT: Liver transplantation; i.v: intravenous; HAV: hepatitis A virus; HBV: hepatitis B virus; HCV, hepatitis C virus; HEV: hepatitis E virus; HSV: herpes simplex virus; VZV: varicella-zoster virus; CMV: cytomegalovirus; EBV: Epstein-Barr virus; HIV: human immunodeficiency virus; HHV: human herpes virus; ANA: antinuclear antibodies; SMA: smooth muscle antibodies; SLA: anti-soluble liver antigen antibodies; LKM-1: liver kidney microsome type 1 antibodies; pANCA: anti-neutrophil cytoplasmic antibodies; AMA: antimitochondrial antibodies; IgG: total immunoglobulin G; IgM: total immunoglobulin M