11 results
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
hemangioma, Focal nodular ... #Lesions #Hepatic ... CT #MRI #POCUS #radiology ... #differential # ... diagnosis #comparison
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad: Fever ... fraction < 20% Differential ... splenomegaly • Hepatic ... • Ocular: uveitis ... management #treatment #rheumatology
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
hemangioma, Focal nodular ... Dysplastic nodule, Hepatic ... #Lesions #Hepatic ... #differential # ... diagnosis #comparison
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... (e.g. heparin contamination ... • Reduced liver ... amyloidosis #Abnormal ... #hematology #coagulation
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... e.g. heparin ... Jcortesizaguirr #Abnormal ... #diagnosis #differential ... #hematology #coagulation
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... • Factor VIII level ... Acquired: • Heparin ... discern these causes ... #Diagnosis #Hematology
Appearance of Liver Lesions on Contrast Enhanced Ultrasound - Early arterial, Grayscale phase, Late arterial phase,
hemangioma, Focal nodular ... #Lesions #Hepatic ... Contrast #POCUS #radiology ... #differential # ... diagnosis #comparison
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... consolidation or nodular ... Lung Exam: Can be normal ... Hyponatremia • Elevated hepatic ... AIDS #pulmonary #differential
Appearance of Liver Lesions on Magnetic Resonance Imaging (MRI) - T2, T1 precontrast, T1 portal venous,
hemangioma, Focal nodular ... #Lesions #Hepatic ... MagneticResonance #radiology ... #differential # ... diagnosis #comparison
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... fluid (CSF) is abnormal ... tract, and often causes ... #Diagnosis #Rheumatology