7 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
: • Infection: ... Epidural abscess - Herpes ... zoster - HIV ... /swelling - Fever ... extremity #msk #physicalexam
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Rapid onset of fever ... hemochromatosis, hemolytic anemia ... , CKD, hiv, immunosuppressive ... #dermatology #legs ... #clinical #photo
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
negative anti-lgG ... Mycoplasma, EBV, HIV ... Symptoms: High fevers ... chills, flank pain ... #hematology #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
to exclude are infections ... Vasculitis: • Fevers ... Cryoglobulins • HIV ... • HBV HCV • ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
arthralgia, arm/leg ... tract: Abdominal pain ... HTN • Check: HBV ... purpura (lower legs ... Differential #Diagnosis #Rheumatology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
pain, dark urine ... with skin flora ... Extremely rare - HIV ... 2,000,000,000, HBV ... in 100,000,000, HCV
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
pain, dark urine ... with skin flora ... Extremely rare - HIV ... 2,000,000,000, HBV ... in 100,000,000, HCV