Henoch–schönlein Purpura
Hypersensitivity (leukocytoclastic) vasculitis
Vasculitis
Meningococcemia
IgA nephropathy (Berger's disease)
Abdominal pain and rash
Warfarin Complications
Nephritic Syndrome
Migratory arthritis
Glomerulonephritis
Palpable purpura
Testicular Torsion
Pulmonary-renal syndromes
Appendicitis
Intussusception
Meckel Diverticulum
Volvulus
Arthritis, Juvenile Idiopathic
Vasculitis syndromes
Abuse, Pediatric (Nonaccidental Trauma [nat])
Idiopathic Thrombocytopenic Purpura
Abdominal pain, generalized
Purpura
Arthritis, general DDx
Acute renal failure
Hemoptysis
Glomerulonephritis
Hematuria/proteinuria
Rash, Pediatric
Epididymitis/orchitis
Abdominal Pain