12 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... Idiopathic JAK-2 Positive ... 90%, Abnormal Abdominal ... #Hematology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Pulse Pressure - Differential ... disorders: - Aortic ... regurgitation - Aortic ... significantly positive ... Syndrome • Blunt Abdominal
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... ultrasound; MRA; abdominal ... conditions (supine position ... Hyperthyroidism • Aortic ... #Hypertension #Differential
Portal venous gas on hepatic ultrasound: A concerning finding in the critically ill patient that should
reflection on the differential ... ileus), intra-abdominal ... variety of other causes ... venousgas #ultrasound #hepatology ... #liver #pocus #
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
dengue severity classification ... Petechiae or positive ... and no apparent focus ... Intense abdominal ... fever #severity #classification
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
CA • Involves aortic ... Blood cultures are positive ... nodes • Roth’s spots ... Marantic (NTBE) Differential ... Treat underlying cause
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... tract, and often causes ... - GI tract: abdominal ... Supply gut -> abdominal ... #rheumatology #classification
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
) Classification ... Immunohistochemical studies (to differentiate ... characteristically CD30 positive ... and usually CD15 positive ... #hematology #oncology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Ovarian CA, involves aortic ... Blood cultures are positive ... Culture Positive ... nodes • Roth’s spots
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Common bacterial causes ... from contiguous focus ... sources within abdominal ... children #peds #differential ... #diagnosis #hepatology