10 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint pain ... Brucellosis - Viruses: HIV ... Chikungunya - Herpes ... virus: CMV, HSV ... #physicalexam
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Arthralgia/arthritis, Skin ... fraction < 20% Differential ... borrelia, Rubeola, HBV ... Coxsackie, CMV, EBV, HIV ... Pulmonary: pleural effusion
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Epidural abscess - Herpes ... zoster - HIV ... extremity #msk #physicalexam
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Sexual contacts - HIV ... , herpes, hepatitis ... Hypodermic needles - HIV ... Dengue fever, HIV ... • Abdominal pain
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Diagnosis Framework ... Cryoglobulins • HIV ... • HBV HCV • ... #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... Diagnosis Framework ... Parvovirus B19 • HIV ... #Differential # ... Diagnosis #MSK #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV ... macrophages in HIV ... low if you have HIV ... nodules possible in HIV ... Lung #Infections #HIV
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
of treatment of HIV ... • 10-20% of HIV-infected ... a decrease in HIV ... pancreatitis • HBV ... , HCV - Hepatic
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint Pain ... - parvovirus, HIV ... , hepatitis, herpes ... #rheumatology # ... approach #workup #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... HTN • Check: HBV ... involvement, abdominal pain ... #Diagnosis #Rheumatology