12 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Drugs (antibiotics ... HepB, HepC Bacterial ... Giardiasis #Erythema ... Differential #Diagnosis #Dermatology
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... to 10 percent): antibiotics ... - Bacterial ... malignancies #Erythema ... #Nodosum #Causes
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
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
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
reactions • Erythema ... gangrenosum • Bacterial ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Encephalitis and Bacterial ... Photophobia • Nausea ... 10 weeks after erythema ... - History of erythema ... stain: Previous antibiotics
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
warmth, effusion, erythema ... : • Pain • Erythema ... weeks) Can Be Caused ... - Autoimmune Rheumatologic ... Diagnosis #MSK #rheumatology
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
of fibrin split products ... • Fibrin split products ... Painful or pruritic erythema ... cryoglobulins • Negative causes ... #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Causes purpura & ... TRALI): Leading cause ... very rare), or bacterial ... - Bacterial ... diagnosis #management #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Causes purpura & ... TRALI): Leading cause ... very rare), or bacterial ... • Bacterial contamination ... diagnosis #management #hematology