11 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
: 3 or more RBC/ ... basement membrane disease ... syndrome: • ... of glomerular disease ... #nephrology #renal
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... Lead poisoning • Macrocytic ... Myelodysplastic syndrome ... • Burr cells - Renal ... #differential #hematology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Syndrome Definition ... Dyspnea, Fever, Hematuria ... proteinuria, dysmorphic RBCs ... #diagnosis #nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... , proteinuria, hematuria ... Inflammatory eye disease ... mononeuritis multiplex WORKUP ... , RBC casts, low
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... schistocytes, nucleated RBCs ... proteinuria and hematuria ... the presence of renal ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... with previously stable ... disease: CKD, acute ... Neurologic disorders ... #Hypertension #Workup
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
multiplex • Hematuria ... pulmonary and renal ... Lab Tests: • CBC ... • Urinalysis (Renal ... differential #diagnosis #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... et diutinum Neurologic ... +Organomegaly+↑RBC ... Sneddon-Wilkinson disease ... vascular beds-renal
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Non-autoimmune rheumatologic ... non-nephrotic proteinuria, hematuria ... APLA/LAC: • Renal ... titers > 1:80 • CBC ... Erythematosus #Diagnosis #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Mononeuritis multiplex • Hematuria ... pulmonary and renal ... affects the skin, neurologic ... cognitive impairment, neurologic ... Differential #Diagnosis #Rheumatology