15 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Nodosum - Mnemonic ... Drugs (antibiotics ... HepB, HepC Bacterial ... #Erythema #Nodosum ... Differential #Diagnosis #Dermatology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... Anticonvulsants • Antibiotics ... • Epstein-Barr Virus ... Gram Positive Bacteria ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Hemolytic anemia ... gangrenosum • Bacterial ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
Zoster: Herpes virus ... vessicles in this case ... superimposed bacterial ... Images #Clinical #Photo ... #Dermatology #SkinRash
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Drugs (Beta lactam antibiotics ... Extravascular #Causes ... differential #diagnosis #hematology ... #anemia
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
and petechiae Causes ... - β-lactam antibiotics ... immunodeficiency virus ... • Epstein-Barr virus ... #oncology #hematology
Hematology Algorithms 

Anemia is described as a reduction in the proportion of the red blood cells.
Hematology Algorithms ... Anemia is described ... RBC are produced ... Pancytopenia is a hematologic ... These causes could
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
marine microbiota & causes ... hemochromatosis, hemolytic anemia ... which renders bacteria ... rash #cellulitis #dermatology ... legs #clinical #photo
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
Fibrin degradation products ... decrease in most cases ... result in severe anemia ... immune hemolytic anemia ... Diagnosis #Workup #Hematology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
of fibrin split products ... • Fibrin split products ... cryoglobulins • Negative causes ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology