Urine creatinine: 180 mg/dL . Plasma creatinine: 2.3 mg/dL . Urine output: 1.6 mL/mi Creatinine Clearance (C) = (Urine Creatinine × Urine Flow Rate) / Plasma Creatinine What is C
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Urine creatinine: 180 mg/dL . Plasma creatinine: 2.3 mg/dL . Urine output: 1.6 mL/mi
Creatinine Clearance (C) = (Urine Creatinine × Urine Flow Rate) / Plasma Creatinine
What is C
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- Urine creatinine: 190 mg/dL .Plasma creatinine: 2.5 mg/dL. 24-hour urine collection: 975 mL. C(ml/min)= (U(mg/dL)x V(mL/min) )/(P(mg/dL))A 60-year-old woman with history of lung cancer is admitted for weakness and lethargy for 4 weeks. Her serum [Na*] is 120 mEq/L. She weighs 60 kg. Her serum osmolality is 250 mOsm/kg H2O with urine osmolality of 616 mOsm/kg H2O. The diagnosis of SIADH is made. What would be her serum [Na], if she receives 1 L of isotonic saline? A. 122 mEq/L B. 116 mEq/L C. 118 mEq/L D. 120 mEq/L E. 124 mEq/LGive the 4 factors affecting the urine volume in physiological system. Explain how each factor affects the volume of urine.
- Hematology Data: 24 hour urine volume: 1,000 mL; Serum Creatinine: 2.0 mg/dL; Urine Creatinine: 200 mg/dL What's the calculation for the Creatinine clearance? Please show steps, thank you!A patient comes to your medical practice with complaints of low urine output (not peeing). You use inulin to calculate the glomerular filtration rate (GFR) using the following information: Plasma level (P – constant over 24 hours): 10 mg/mL inulin. Urine sample (U): 144 mg inulin/mL urine. Urine formation (V): 10 mL/min. Using the fromula GFR=V ✕ U/P, you calculate a GFR of ... A) 144mL/min.. B) 14400 mL/min. C) 144 min./mL. D) 144 g mannitol/min.Urine Vol (L/day) GFR (ml/min) [Urine] mg/ml [Plasma] mg/ml Filtered Load (mg/min) Excretion Rate (mg/min) Clearance (ml/min) Na+ 1.5 125 1.65 3.08 K+ 1.5 125 1.95 0.195 Cl- 1.5 125 2.65 3.5 Glu 1.5 125 0 0.9
- If a patient’s urinary plasma flow is 600ml/min and hematocrit is 50%, what will be his urine blood flow ?Table 3. Serum creatinine values at admission and after 12h Admission +12h SCR(mg/dL) 1.55 1.42 Using the “MDRD” (Modification of Diet in Renal Disease) equation for estimating glomerularfiltration, provided below, and the data available in the above table, calculate the patient's (a 34 year old white male) estimated glomerularfiltration rate (eGFR) at admission and 12h after admission.MDRD GFR Equation (mL/min/1.73 m2)= 175 × (Scr)-1.154 × (Age)-0.203 × (0.742 if female) × (1.212 if African American)Based on your calculated values, state whether LF’s function is normal or abnormal?Previous research suggests that patients with asthma have an increased risk for chronic kidneydisease, but the mechanisms underlying this increased risk are poorly understood. Propose one potential mechanism by which asthma might impair kidney function, and discuss how this dysfunction may impair thebody’s ability to respond to respiratory alkalosisA 68-year old woman presents with hypertension and oliguria. A CT of the abdomen reveals a hypoplastic left kidney. based on the following laboratory data which of the following is her estimated RPF? Renal artery p-amino hippuric acid (PAH) = 6mg/dL Renal vein PAH = 0.6mg/dL urinary PAH = 25mg/mL urine flow= 1.5mL/min hematocrit = 40%
- A 2-year-old child, admitted to hospital following diarrhoea and vomiting, had the fol- lowing results on analysis of plasma, 24 hours after admission (reference ranges are given in brackets): Sodium (135-145) Potassium (3.5-5.0) Urea (3.5-6.6) Creatinine (70-150) Osmolality (285-305) The urine sodium concentration was 55 mmol/L and its osmolality was 314 mOsm/kg. Comment on these results. 151 mmol/L 3.7 mmol/L 4.9 mmol/L 65 μmol/L 314 mOsm/kgCalculate net filtration pressure given the following values: glomerular hydrostatic pressure = 50 mm Hg, blood colloid osmotic pressure = 25 mm Hg, capsular hydrostatic pressure = 20 Hg.a:ry i 29 ~O0¥1420 < Jlgull = The clearance test of a substance such as creatinine is used for the estimation of glomerular filtration rate and an index of renal function. Which of the following are the characteristics of substance ideal for estimation of GFR? Not reabsorbed secreted or metabolized in the kidney Freely filtered into Bowman's capsule All of them Stable plasma concentration that is easily measured 0 OO O dihvl haa
