8 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
) Morphology Microcytic ... anemia (sometimes ... Hemoglobin C Crystals ... #Morphology #differential ... diagnosis #hematology #microscopy
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... basement membrane disease ... of glomerular disease ... : • Urethritis ... #Differential #
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
proteinuria as a disease ... Microscopic exam ... • Crystals ... Acute Kidney Injury ... casts #glucosuria #hematuria
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Approach to Acute Kidney ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs, ... casts, crystals
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... mononeuritis multiplex WORKUP ... w differential ... : UA, Urine protein ... or gross hematuria
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... polarized light microscopy ... the presence of anemia ... • Serum and urine ... ANA and RF (if clinical
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... permanent alopecia Differential ... non-nephrotic proteinuria, hematuria ... edema, active urine ... lymphopenia, low PLT • Anemia
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
multiplex • Hematuria ... PR3-ANCA): • Microscopic ... Kidneys -> glomerulonephritis ... Lab Tests: • CBC ... Dx: GPA, EGPA, microscopic