Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief 🇵🇭 🇺🇸 - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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differential algorithm acute aki management nephrotic treatment apex atlas blood clinical comparison glomerular hematuria herpes hyponatremia hzo injury instructions interpretation
Urine Microscopy - Casts Acellular Casts • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of nephrotic sydnrome ... #Urine #Microscopy ... #nephrology #interpretation ... #diagnosis
Atlas of Urine Microscopy Findings • Epithelial cells - Normal • Renal tubular cells - Acute
Atlas of Urine Microscopy ... • Red cell casts ... • White cell casts ... disease • Granular casts ... #nephrology #casts
Hematuria Workup and Diagnosis Algorithm • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... proteinuria, RBC casts ... → Refer to Nephrology ... if cause not identified
Simplified Approach to Acute Kidney Injury (AKI) 1) IS THIS AN EMERGENCY? Is there a dialysis indication
PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs, casts ... #diagnosis #nephrology
Nephritic vs Nephrotic Syndrome Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes. Step
Nephritic vs Nephrotic Syndrome ... hematuria (RBC casts ... dysmorphic RBCs in urine ... Comparison #Algorithm #Nephrology ... #Diagnosis
Urinary Casts and Disease Associations Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... 34t5DgJ #Urinary #Casts ... #Diagnosis #Nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... and Differential Diagnosis ... microscopy / urinary ... osmolarity If cause ... #nephrology #causes
Urine Microscopy Instructions 1) Spin fresh urine sample (10-15mL) in a centrifuge for 3-5 minutes - Don't
Urine Microscopy ... 1) Spin fresh urine ... under lower power (casts ... iMedEducation #Urine ... #nephrology #diagnosis
Pulmonary Renal Syndromes - OnePager Summary Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
polyangiitis), MPA (microscopic ... mononeuritis multiplex WORKUP ... : UA, Urine protein ... Goodpasture's cause ... hematuria, RBC casts
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
hemolytic-uremic syndrome ... arbitrarily defined as urine ... cell/white cell casts ... Nephrocalcinosis causes ... #nephrology
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