17 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... osmolarity If cause ... ANCA, ANA, Anti-GBM ... Anti-ds-DNA, C3/C4 ... #nephrology #causes
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Creatine Kinase - Causes ... (COVID19, CMV/EBV ... Illness Myopathy (ICU ... infarction, Acute renal ... #differential #diagnosis
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
- Differential Diagnosis ... Abdominal Compartment Syndrome ... GN: ANCA, Anti-GBM ... , C3/C4, Other ... #nephrology #causes
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... : - ANCA-positive ... anti-ANCA ab, anti-GBM ... ab, ANA, C3, C4 ... #diagnosis #nephrology
Pain, Agitation, and Delirium (PAD) in the ICU
Addressing the ICU Triad (PAD) can be accomplished through
Richmond Agitation ... Propofol infusion syndrome ... , bradycardia. renal ... dissociative drug, it causes ... #CriticalCare #diagnosis
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
DIAGNOSTIC ... chemotherapy) • Genetic syndromes ... EBV. CMV. ... #diagnosis #hematology ... #Differential #Causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... - Compatible syndrome ... granulomatosis: • EBV-associated ... #causes #radiology ... #neurology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... • Fanconi's syndrome ... Glomerular Proteinuria (Positive ... proliferative • Anti-GBM ... #Algorithm #Causes
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
- Differential Diagnosis ... at least 50% Renal ... • Hepatorenal syndromes ... Glomerulonephritis • Anti-GBM ... #Algorithm #Causes
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
→Activation of CD8 ... Infections+++: Virus (EBV ... biologics (CMV +++, EBV ... Drugs, Unknown cause ... of emergency, ICU