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Alba Arroyo Vega

Servicio de Bioquímica Clínica. Hospital Ramón y Cajal

Thursday, 30 April 2020

ATYPICAL URINARY PRESENTATION OF CALCIUM OXALATE MONOHYDRATE KIDNEY STONES

Written by Ana María García Cano | Alejandro José Ravelo Marrero | Alba Arroyo Vega, Posted in Volumen13

ASPECTO ATÍPICO EN CÁLCULO URINARIO DE OXALATO CÁLCICO MONOHIDRATADO
Figure 1. Set of kidney stones of the same patient (a), examined individually according to their appearance (b, c and d). Typical calcium oxalate monohydrate kidney stone (e). Several kidney stones of 388.5 mg corresponding to the same patient (a). Depending on their appearance three kidney stones are distinguised: the first is brown, smooth, rounded surface and hard fracture consistency (b). The second is light brown, smooth, rounded surface and hard fracture consistency (c). The third is grayish, with a rough surface, and intermediate hardness (d).

Kidney stones belong to a 54-year-old patient with surgical history of multiple renal lithiasis, who presents an episode of left obstructive uropathy with infection due to a new event of lithiasis. She required a double J stent placement.

Thursday, 30 April 2020

ASCITITIC LIQUID OF UNKNOWN ETHOLOGY

Written by Ana María García Cano | Alba Arroyo Vega | Marta Rosillo Coronado, Posted in Volumen13

LÍQUIDO ASCÍTICO DE ETIOLOGÍA DESCONOCIDA
Figure. Appearance of the liquid before centrifugation (A), after centrifugation (B) and sparkling supernatant (C and D).

A 53-year-old patient with a diagnosis of stage IIIC high-grade serous carcinoma of the ovary, admitted to surgery for peritoneal carcinomatosis secondary to it, for biopsy and treatment of hyperthermic intraperitoneal chemotherapy (HIPEC).

In the course of the intervention, a large amount of milky-looking ascitic fluid is found, which is evacuated to a total of 4.9 liters. When in doubt about the origin and composition of the same, they send the sample for analysis to the laboratory.