55 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... • Rheumatic fever ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Diagnosis Framework ... Fever/Chills/Joint ... pain/Night sweats ... Weight loss - DDX ... Intra-articulation fracture
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... Viral: Measles, Infectious ... #Rash #Differential ... #Diagnosis #dermatology
Abdominal Pain - Differential Diagnosis According to Localization of Abdominal Pain 

Abdominal pain can originate from
Differential Diagnosis ... , Cardiac, GI, infectious ... , hematologic, urologic ... (Table 2). ... #Diagnosis #Differential
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... Manifestations: • Infection ... #Differential # ... #primarycare #table
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... mountain spotted fever ... #Diagnosis #hematology ... #nonpalpable #dermatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... instability - New-onset fever ... sulfa-drug - Skin pain ... #Dermatology #Rash ... Targetoid #Algorithm #Differential
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
- Pel-Ebstein fever ... Alcohol-induced pain ... : Pain in involved ... #differential # ... hematology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
• XR, MRI to dx ... • Differentiate ... SickleCell #Disease #differential ... #diagnosis #causes ... #hematology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... Diagnosis Framework ... , weight loss, fever ... To Narrow Down Ddx ... #diagnosis