AUTHOR=Wang Zhenting , Ren Jiannan TITLE=Clinical Analysis of Renal Failure Caused by Malakoplakia: A Case Report and Literature Review JOURNAL=Frontiers in Medicine VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2022.770731 DOI=10.3389/fmed.2022.770731 ISSN=2296-858X ABSTRACT=Background

A 52-year-old middle-aged woman developed fatigue, poor appetite and elevated CRE levels 6 months ago without known causes of these symptoms. After repeated anti-infective and renal function improvement treatment, her symptoms did not significantly improve and local progress. Pathological examination confirmed soft spot disease of left kidney and bladder.

Tests

Plain computed tomography (CT) scan of the lungs and urinary system; CT enhancement of the abdomen and pelvis, magnetic resonance (MR) enhancement of the abdomen and pelvis; positron emission tomography (PET)-CT; ultrasonography of the urinary system; cystoscopy, biopsy; and laboratory examination including urine routine and culture, urine protein quantification, cytology and culture of drainage fluid smear, routine blood test, and assessment of C-reactive protein, sedimentation, procalcitonin, liver function, renal function, electrolytes, thyroid function, parathyroid function, and cardiac enzymes.

Diagnosis

Left-sided renal and bladder malakoplakia, chronic renal insufficiency (CKD stage 4), renal anemia, complicated urinary tract infection (Escherichia coli + smooth bacilli), chronic urinary retention, abscess of the left psoas major and iliac fossa, type II diabetes mellitus, grade III hypertension (very high risk), and post cholecystectomy.

Treatment

Hospitalized urinary catheterization, anti-infective treatment, diagnostic anti-tuberculosis treatment, gastrointestinal dialysis, correction of anemia treatment, nutritional support, left lumbar enlargement, iliac fossa abscess puncture drainage, left nephrectomy.