2028 results
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Diagnosis Framework HEMATOLOGIC ... Hyperuricemia • Acute renal ... Vomiting, decreased urine
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Gap - UAG and Urine ... - RenalUrine ... Renal Loss of HCO3 ... - Renal insufficiency ... Hypoaldosteronism - Renal
Laboratory Testing in Hemolytic Anemia

Intravascular vs Extravascular Hemolysis
Reticulocytes
Unconjugated bilirubin
LDH
Peripheral smear
Haptoglobin
Urine hemosiderin
Urine hemoglobin
Carboxyhemoglobin

#Hemolytic #Anemia #Laboratory #Testing #workup
Haptoglobin Urine ... hemosiderin Urine ... workup #diagnosis #hematology
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Renal Tubular Acidosis ... Decreased Serum K, Urine ... Decreased Serum K, Urine ... = Hyperkalemic Renal ... uncimchiefs #RTA #Renal
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
- Checklist Urine ... believed that urine ... differentiate between pre-renal ... and intrinsic renal ... Urine eosinophils
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Malignancy (e.g. hematologic ... edema, active urine ... APLA/LAC: • Renal ... vein thrombosis Hematologic ... Erythematosus #Diagnosis #Rheumatology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
uric acid >4 • Urine ... Na <20: Extra-renal ... losses • Urine ... Na >30: Renal losses ... Na > 30: Renal
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
differential, urine ... dipstick, urine ... urinary sediment, renal ... Myeloma: serum / urine ... blood culture, urine
Hypophosphatemia - Measurement of urine phosphate excretion - Differential Diagnosis Algorithm
 • GI loss
 • Redistribution
Measurement of urine ... deficiency • Primary Renal ... Hypophosphatemia #urine
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: Red/Dark urine ... 1ml blood/liter urine ... more RBC/HPF spun urine ... examination of urine ... #urine #blood