A 21 year old man presents with recurrent episodes of visible blood in the urine. He notes that each episode begins 1 to 2 days after a sore throat or viral upper respiratory illness. Blood pressure is normal. Urinalysis shows dysmorphic red blood cells and mild proteinuria. Serum complement levels are normal. Which of the following is the most likely diagnosis?
- A)Membranous nephropathy
- B)Goodpasture syndrome
- C)Analgesic nephropathy
- D)IgA nephropathyGABARITO
- E)Poststreptococcal glomerulonephritis
Explicação
IgA nephropathy is correct. Synpharyngitic hematuria that occurs within days of a mucosal infection is classic for mesangial IgA deposition. This is the most common cause of recurrent gross hematuria in young adults and complement levels are typically normal. Ver explicação completa e trilha adaptativa →