Differential Diagnosis
DDx Strength: Strong
Blanching macule, Widespread, Arthralgia, Haiti, 50-59 year old Female Add or remove findings

Best Match is in Consider 2nd

Dengue fever

4/4
Dengue feverDengue fever

Chikungunya

4/4
Chikungunya

Zika virus infection

4/4
Zika virus infectionZika virus infection

Viral exanthem

3/4
Viral exanthemViral exanthem

Rocky Mountain spotted fever

3/4
Rocky Mountain spotted feverRocky Mountain spotted fever

Cat flea rickettsiosis

3/4
Cat flea rickettsiosis

Cat-scratch disease

3/4
Cat-scratch diseaseCat-scratch disease

Colorado tick fever

3/4
Colorado tick feverColorado tick fever

Drug-induced hypersensitivity syndrome

3/4
Drug-induced hypersensitivity syndromeDrug-induced hypersensitivity syndrome

Endemic typhus

3/4
Endemic typhus

Human Anaplasmataceae infection

3/4
Human Anaplasmataceae infectionHuman Anaplasmataceae infection

Human immunodeficiency virus primary infection

3/4
Human immunodeficiency virus primary infectionHuman immunodeficiency virus primary infection

Secondary syphilis

3/4
Secondary syphilisSecondary syphilis

Serum sickness

3/4
Serum sicknessSerum sickness

Stevens-Johnson syndrome

3/4
Stevens-Johnson syndromeStevens-Johnson syndrome

West Nile virus

3/4
West Nile virusWest Nile virus

Epidemic typhus

3/4
Epidemic typhus

Leptospirosis

3/4
LeptospirosisLeptospirosis

Mononucleosis

3/4
MononucleosisMononucleosis

Psittacosis

3/4
Psittacosis

Typhoid fever

3/4
Typhoid feverTyphoid fever

Rubella

3/4
RubellaRubella

Spirillum minus rat-bite fever

3/4
Spirillum minus rat-bite fever

Cryopyrin-associated periodic syndromes

3/4
Cryopyrin-associated periodic syndromes

Marburg filoviridae virus infection

3/4
Marburg filoviridae virus infection

Exanthematous drug eruption

2/4
Exanthematous drug eruptionExanthematous drug eruption

Sjögren syndrome

2/4
Sjögren syndromeSjögren syndrome

Pediculosis corporis

2/4
Pediculosis corporisPediculosis corporis

Adult-onset Still disease

2/4
Adult-onset Still diseaseAdult-onset Still disease

African trypanosomiasis

2/4
African trypanosomiasis

Bowel-bypass syndrome

2/4
Bowel-bypass syndromeBowel-bypass syndrome

Mediterranean spotted fever

2/4
Mediterranean spotted feverMediterranean spotted fever

Rubeola

2/4
RubeolaRubeola

Southern tick-associated rash illness

2/4
Southern tick-associated rash illnessSouthern tick-associated rash illness

Streptobacillus moniliformis rat-bite fever

2/4
Streptobacillus moniliformis rat-bite feverStreptobacillus moniliformis rat-bite fever

African tick bite fever

2/4
African tick bite fever

Arcanobacterium haemolyticum pharyngitis

2/4
Arcanobacterium haemolyticum pharyngitis

Atypical measles

2/4
Atypical measlesAtypical measles

Cutaneous eruption of lymphocyte recovery

2/4
Cutaneous eruption of lymphocyte recovery

Enteroviral infection

2/4
Enteroviral infectionEnteroviral infection

Generalized essential telangiectasia

2/4
Generalized essential telangiectasiaGeneralized essential telangiectasia

Kikuchi-Fujimoto disease

2/4
Kikuchi-Fujimoto diseaseKikuchi-Fujimoto disease

Microvenular hemangioma

2/4
Microvenular hemangiomaMicrovenular hemangioma

Scrub typhus

2/4
Scrub typhusScrub typhus

Symmetric drug-related intertriginous and flexural exanthema

2/4
Symmetric drug-related intertriginous and flexural exanthema

Trench fever

2/4
Trench fever

Schnitzler syndrome

2/4
Schnitzler syndrome

Sindbis

2/4
Sindbis

Tick-borne lymphadenopathy

2/4
Tick-borne lymphadenopathy

Vaccinia-induced erythema multiforme

2/4
Vaccinia-induced erythema multiformeVaccinia-induced erythema multiforme

Cutaneous extramedullary hematopoiesis

2/4
Cutaneous extramedullary hematopoiesisCutaneous extramedullary hematopoiesis

Engraftment syndrome

2/4
Engraftment syndrome

Eosinophilia-myalgia syndrome

2/4
Eosinophilia-myalgia syndrome

Trichinellosis

2/4
TrichinellosisTrichinellosis

Cutaneous collagenous vasculopathy

2/4
Cutaneous collagenous vasculopathy

TNF receptor-associated periodic syndrome

2/4
TNF receptor-associated periodic syndromeTNF receptor-associated periodic syndrome

Bourbon virus disease

2/4
Bourbon virus disease

Hemophagocytic lymphohistiocytosis

2/4
Hemophagocytic lymphohistiocytosisHemophagocytic lymphohistiocytosis

Unilateral laterothoracic exanthem of childhood

2/4
Unilateral laterothoracic exanthem of childhoodUnilateral laterothoracic exanthem of childhood