16 results
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... dx and stage ... Osteomyelitis / Septic ... • Differentiate ... #hematology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Liver #Lesions #Hepatic ... POCUS #radiology #differential ... #diagnosis #comparison ... #table #appearance ... #hepatology
Etiologies of Hypoaldosteronism

Hyporeninemic Hypoaldosteronism (Low Renin, Low Aldosterone)
 - Diabetic Nephropathy 
 - NSAIDs
Non-Hyporeninemic Hypoaldosteronism (Normal
Inhibitors - Chronic heparin ... Hypoaldosteronism #Differential ... #Aldosterone #Comparison ... #Table #Causes
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Liver #Lesions #Hepatic ... CT #radiology #differential ... #diagnosis #comparison ... #table #appearance ... #hepatology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
without other cause ... fluid balance, and CXR ... Transfusion #Reactions #hematology ... #diagnosis #comparison ... #table
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... Hyperhomocysteinemia - Heparin-induced ... coagulation and other causes ... Venous #Arterial #pathophysiology ... #hematology #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... Blood cultures • CXR ... early disease) • CXR ... shows a small, stable
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... +++ (Plt, Hb), Hepatic ... ↑ sIL-2R >2400 Ul ... Drugs, Unknown cause ... treatment #summary #rheumatology
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Pregnancy (AFLP) Pathophysiology ... = nonspecific (nausea ... AP, ↑INR, ↑BUN/Cr ... infiltration) Differential ... Liver #Pregnancy #hepatology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
65 years PBC Pathophysiology ... intralobular bile ducts causes ... bile ducts Differential ... malignancies, Hepatic ... diagnosis #workup #hepatology