15 results
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... : In this case, ... Streptococcal infection ... #Dermatology #SkinRash ... #Photo #UCSDH
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Most cases are idiopathic ... associations with infections ... Centrifugum #EAC #clinical ... #photo #dermatology ... #skinrash
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Diagnosis • Infectious ... cell lung CA, lymphoma ... Trauma: Shock liver ... #Diagnosis #causes ... #hepatology
Hepatomegaly - Differential Diagnosis Algorithm
Malignant
 • Primary Carcinoma
 • Metastases
 • Lymphoma
 • Leukemia
 • Polycythemia
Metastases • Lymphoma ... Non-Malignant • Fatty Liver ... Pericarditis Infectious ... Diagnosis #Algorithm #Causes ... #Hepatology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
e.g., HIV), EBV infection ... Autoimmune diseases • Clinical ... the spleen or liver ... Etiology: - Infections ... #hematology
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... 55 percent) - Infections ... Miscellaneous: lymphoma ... #Differential # ... Diagnosis #Clinical
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
Hypertension - Differential ... >10 mmHg - clinically ... gynecomastia, and palmar erythema ... #Diagnosis #causes ... #hepatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
History of EBV infection ... - Clinical Presentation ... • Pruritis • Erythema ... Immunohistochemical studies (to differentiate ... classification #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... SLE) - Viral infections ... deficiency • Liver ... APLS • Acute Infectious ... reactions • Erythema
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... disease • Liver ... hepatitis • Lymphoma ... • Nodules • Lymphoid ... DDX - Other causes