12 results
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... Photo credit, Josh Fierer ... Images #Clinical ... #Dermatology #SkinRash ... #Erythema #ENodosum
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... • Bleeding • Hemolysis ... #MCV #Classification ... #Differential # ... Algorithm #Causes #Hematology
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... - Causes and Differential ... healing process) #Erythema ... Diagnosis #Dermatology ... #SkinRash #Clinical
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... #Anemia #Differential ... Diagnosis #causes #classification ... #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral Infection Clinical ... nose, ears, or fingers ... anemia • Cold ... younger pts) Differential ... #anemia #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... DIC/TTP/HUS - Hemolytic ... anemia - Splenomegaly ... reactions • Erythema ... #nonpalpable #dermatology
Mechanic’s Hands in Dermatomyositis

Finally, mechanic’s hands which are common to Anti-synthetase syndrome and another type of
typically present with erythema ... of the distal finger ... Mechanics #Hands #SkinRash ... Dermatomyositis #Dermatology ... #Clinical #Photo
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... Schistosomiasis - Chronic hemolytic ... anemia - Persistent ... Hypertension #PHTN #Classification ... #Diagnosis #Differential
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Hodgkin Lymphoma - Clinical ... • Pruritis • Erythema ... nodosum • Immune hemolytic ... anemia • Pain ... Immunohistochemical studies (to differentiate
General Approach to Anemia - Differential Diagnosis Framework
1) Check reticulocyte count to determine if hypo/hyper-proliferative
2) Exclude
General Approach to Anemia ... - Differential ... hyper-proliferative 2) Exclude hemolysis ... ) 3) Use MCV & clinical ... diagnosis #hematology