Case Report

Successful Tocilizumab Therapy for Macrophage Activation Syndrome Associated with Adult-Onset Still’s Disease: A Case-Based Review

Table 1

Case reports of biologic therapy for refractory AOSD-associated macrophage activation syndrome.

PtReference Age (years)SexDisease duration of AOSDDisease manifestations before initiation of biologicsTherapy before biologics (mg)First biologics/responseSecond biologics/responseMaintenance therapy after biologics (mg)Adverse events after biologics

1Maeshima et al. [22]16FN.D.F-A-R-LEU-EST-MASPulse, PSL (60), etoposide, CyA (200), TAC (3), MTX (4–8)IFX/ineffectiveETN/effectiveMTX (12), PSLPCP

2Loh et al. [23]20M2 weeksF-R-LEU-S-L-HSM-MASPulse, hydrocortisone ANK/effectiveCyA (100), PSL, MTX (10)N.D.

3Komiya et al. [24]35F<2 monthsF-R-LEU-S-L-HSM-EST-MASPulse: 3 times, PSL (80–50), CyA (200), TAC (3), PETCZ/effectivePSL, TAC (3–1)N.D.

4de Boysson et al. [25]
(2 patients)
45F2 weeksF-A-R-LEU-S-HSM-MASPulse, PSL (1 mg/kg), IVIG: 3 times, MTX (10)TCZ/effectivePSL, MTXN.D.

5de Boysson et al. [25]
(2 patients)
24F>2 weeksF-A-R-LEU-S-EST-MASPSL (1 mg/kg), MTX (10), IVIGTCZ/effectivePSL, MTXN.D.

6Savage et al. [26]32M4 weeksF-A-R-LEU-S-fulminant myocarditis-MASPSL (40), pulse, IVIG, CyA (3 mg/kg)ANK/ineffectiveTCZ/effectiveN.D.Cardiac arrest after TCZ initiation

7Kobayashi et al. [27]61FN.D.F-A-R-LEU-S-L-HSM-EST-MASPulse: twice, PSL (40), CyA (150), PETCZ/effectivePSL (40–6), CyA (100), MTX (4–6)N.D.

8Our patient71F4 weeksF-A-R-LEU-S-L-HSM-EST-MASPulse: twice, PSL (60)TCZ/effectivePSL (60)PCP, CMV infection

AOSD, adult-onset Still’s disease; MAS, macrophage activation syndrome; Pt, patient number; N.D., no data; F, fever; A, arthritis; R, skin rash; LEU, leukocytosis; S, sore throat; L, lymphadenopathies; HSM, hepatosplenomegaly; EST, elevated serum transaminases; Pulse, methylprednisolone pulse therapy; PSL, prednisolone; CyA, cyclosporine A; TAC, tacrolimus; MTX, methotrexate; PE, plasma exchange; IVIG, intravenous immunoglobulin; INF, infliximab; ANK, anakinra; TCZ, tocilizumab; ETN, etanercept; PCP, Pneumocystis jirovecii pneumonia; CMV, cytomegalovirus; used after first biologics; this patient continues to do well on TCZ as monotherapy after recovering from cardiac arrest.