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DDx Strength: Moderate
Blanching macule, Widespread distribution, Arthralgia, Haiti, 50-59 year old Female

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Chikungunya
Dengue feverDengue fever
Zika virus infectionZika virus infection
Human immunodeficiency virus primary infectionHuman immunodeficiency virus primary infection
Drug-induced hypersensitivity syndromeDrug-induced hypersensitivity syndrome
MononucleosisMononucleosis
Serum sicknessSerum sickness
Viral exanthemViral exanthem
RubellaRubella
Rocky Mountain spotted feverRocky Mountain spotted fever
EhrlichiosisEhrlichiosis
Secondary syphilisSecondary syphilis
Endemic typhus
West Nile virusWest Nile virus
Stevens-Johnson syndromeStevens-Johnson syndrome
Exanthematous drug eruptionExanthematous drug eruption
Epidemic typhus
Marburg Filoviridae virus infection
MeaslesMeasles
Enteroviral infectionEnteroviral infection
Disseminated candidiasisDisseminated candidiasis
Enteric feverEnteric fever
Psittacosis
Cat flea rickettsiosis
Spirillum minus rat-bite fever
Cryopyrin-associated periodic syndromes
Colorado tick feverColorado tick fever
Cat-scratch disease
Adult onset Still diseaseAdult onset Still disease
Bowel-associated dermatosis-arthritis syndromeBowel-associated dermatosis-arthritis syndrome
Generalized essential telangiectasiaGeneralized essential telangiectasia
Atypical measlesAtypical measles
Scrub typhusScrub typhus
Hand, foot, and mouth diseaseHand, foot, and mouth disease
Hemophagocytic lymphohistiocytosisHemophagocytic lymphohistiocytosis
LeptospirosisLeptospirosis
Sjögren syndromeSjögren syndrome
Pediculosis corporisPediculosis corporis
African trypanosomiasis
CryoglobulinemiaCryoglobulinemia
Kikuchi-Fujimoto diseaseKikuchi-Fujimoto disease
Mediterranean spotted feverMediterranean spotted fever
Mycoplasma exanthemMycoplasma exanthem
Southern tick-associated rash illnessSouthern tick-associated rash illness
Streptobacillus moniliformis rat-bite feverStreptobacillus moniliformis rat-bite fever
African tick bite fever
Cercarial dermatitisCercarial dermatitis
Cutaneous eruption of lymphocyte recovery
DermatomyositisDermatomyositis
Microvenular hemangiomaMicrovenular hemangioma
Salmonellosis
Skin and oral mucosal manifestations of COVID-19
Symmetric drug-related intertriginous and flexural exanthema
Trench fever
Schnitzler syndrome
Sindbis
Tick-borne lymphadenopathy
Vaccinia-induced erythema multiformeVaccinia-induced erythema multiforme
Engraftment syndrome
Eosinophilia-myalgia syndrome