10 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Sexual contacts - HIV ... , herpes, hepatitis ... , HIV infection, ... , acute HIV infection ... HIV infection
Vasculitis and Vasculitides - Differential Diagnosis Framework

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

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... SLE) - Viral infections ... • HCV, HBV Not ... mountain spotted fever ... #rheumatology #
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
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
pain/Night sweats ... Brucellosis - Viruses: HIV ... Chikungunya - Herpes ... virus: CMV, HSV ... diagnosis #msk #physicalexam
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
muscle weakness • Nerves ... tract: Abdominal pain ... HTN • Check: HBV ... involvement, abdominal pain ... Differential #Diagnosis #Rheumatology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Approach to Joint Pain ... acute rheumatic fever ... - parvovirus, HIV ... , hepatitis, herpes ... #rheumatology #
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Mycoplasma, EBV, HIV ... Symptoms: High fevers ... chills, flank pain ... hemolytic #anemia #hematology
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