9 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... • Refeeding syndrome ... Losses Non-renal ... losses (NG suction, diarrhea ... #nephrology #low
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Malabsorption, Chronic diarrhea ... Transcellular Shift ... FEPO4 ≥ 5% - Renal ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... Absorption: Chronic Diarrhea ... Transcellular Shift ... #nephrology #phosphorus ... #workup
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Irritable Bowel Syndrome ... Diagnosis and Workup ... cultures, but test ... /o red flags - Low ... • If Diarrhea:
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Differential Diagnosis Algorithm ... <20mmol/d • Diarrhea ... Transcellular shift ... aldosterone • Renal ... #Hypokalemia #Nephrology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... leukocytosis with a left shift ... the presence of renal ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... Inflammatory eye disease ... mononeuritis multiplex WORKUP ... anti-GBM) Other tests ... #diagnosis #management
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
alkalosis • Normal or low ... • Autoimmune disease ... Congenital chloride diarrhea ... #diagnosis #nephrology ... #management #pathophysiology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
indirect Coombs test ... , DIC, hypoTN, renal ... cutaneous eruptions, diarrhea ... Hypothermia: Due to low ... #hematology #reactions