Hypercalcemia and calcium oxalate urolithiasis in cats: a report of five cases

1999 ◽  
Vol 35 (4) ◽  
pp. 297-301 ◽  
Author(s):  
HM McClain ◽  
JA Barsanti ◽  
JW Bartges

Five cats that presented for signs of lower urinary tract disease (i.e., pollakiuria and hematuria) secondary to a calcium oxalate urolithiasis are presented. On evaluation, all five cats had elevations of both serum ionized as well as total serum calcium. The hypercalcemia resolved after discontinuation of urinary acidifying therapy or a dietary change, or both.

2017 ◽  
Vol 20 (12) ◽  
pp. 1094-1099 ◽  
Author(s):  
Melissa Daniels ◽  
Joseph W Bartges ◽  
Donna M Raditic ◽  
Steve Marsden ◽  
Sherry K Cox ◽  
...  

Objectives Lower urinary tract disease (LUTD) occurs commonly in cats, and idiopathic cystitis (FIC) and urolithiasis account for >80% of cases in cats <10 years of age. Although several strategies have been recommended, a common recommendation is to induce dilute urine resulting in more frequent urination and to dilute calculogenic constituents. In addition to conventional therapy using modified diets, traditional Chinese and Western herbs have been recommended, although only one – choreito – has published data available. We evaluated three commonly used herbal treatments recommended for use in cats with LUTD: San Ren Tang, Wei Ling Tang and Alisma. We hypothesized that these three Chinese herbal preparations would induce increased urine volume, decreased urine saturation for calcium oxalate and struvite, and differences in mineral and electrolyte excretions in healthy cats. Methods Six healthy spayed female adult cats were evaluated in a placebo-controlled, randomized, crossover design study. Cats were randomized to one of four treatments, including placebo, San Ren Tang, Wei Ling Tang or Alisma. Treatment was for 2 weeks each with a 1 week washout period between treatments. At the end of each treatment period, a 24 h urine sample was collected using modified litter boxes. Results Body weights were not different between treatments. No differences were found in 24 h urinary analyte excretions, urine volume, urine pH or urinary saturation for calcium oxalate or struvite between treatments. Conclusions and relevance The results of this study do not support the hypothesis; however, evaluation of longer-term and different dosage studies in cats with LUTD is warranted.


2019 ◽  
Vol 201 (Supplement 4) ◽  
Author(s):  
Claire S. Burton* ◽  
Gabriela Gonzalez ◽  
Yuliya Zektser ◽  
Corey Arnold ◽  
Christopher V. Almario ◽  
...  

2002 ◽  
Vol 16 (3) ◽  
pp. 293-302 ◽  
Author(s):  
Cheryl C. Rice ◽  
John M. Kruger ◽  
Patrick J. Venta ◽  
Aivars Vilnis ◽  
Kara A. Maas ◽  
...  

2014 ◽  
Vol 42 (04) ◽  
pp. 231-239 ◽  
Author(s):  
C. Remer ◽  
C. Sauter-Louis ◽  
K. Hartmann ◽  
R. Dorsch

Summary Objective: To investigate epidemiologic data, clinical signs, results of urinalysis and causes of lower urinary tract disease in a German veterinary hospital population of cats and to determine if the demographic data, history, clinical signs and urinalysis results correlate with a particular etiology. Materials and methods: Cats presented with signs of feline lower urinary tract disease (FLUTD) with a documented history and physical examination, a complete urinalysis (urine specific gravity, urine dipstick and sediment, urine culture) of urine obtained by cystocentesis or catheterization, and diagnostic imaging of the urinary tract were included into the study. Cats that had received a previous treatment during the same episode of FLUTD were excluded. Results: A total of 302 cats were included into the study. Cats with FLUTD presented throughout the seasons with similar frequency. The most common diagnosis was feline idiopathic cystitis (FIC) (55.0%), followed by bacterial urinary tract infection (UTI) (18.9%), urethral plug (10.3%) and urolithiasis (7.0%). Urethral obstruction was significantly more frequent in cats with FIC than in cats with UTI. Cats with FIC and urethral plugs were significantly younger and had significantly higher body weights than cats with UTI and neoplasia. FIC and urethral plugs were significantly more common causes of FLUTD in cats younger than 10 years compared to cats that were 10 years or older (65.2% versus [vs.] 35.8% and 13.3% vs. 3.0%), while the incidences of UTI and neoplasia increased with age (12.9% vs. 41.8% and 1.0% vs. 13.4%). Conclusion and clinical relevance: FIC and UTI are the most common diagnoses in cats with FLUTD, with a significant age-related difference in incidence.


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