1440 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... Rash • Human parvovirus ... SLE • Human parvovirus ... Schönlein purpura • PAN ... dermatology #joint #pain
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Approach to Joint Pain ... Noninflammatory Pain ... < 30 mins • Pain ... at night Pain ... Infections: • Parvovirus
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
associated with severe pain ... be triggered by Parvovirus
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
lesions • Severe pain ... coxsackie, measles, Parvovirus
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 ... Varicella, EBV - Parvovirus
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 = Viral - parvovirus ... #Joint #Pain #MSK
Pity this Giant Pronormoblast from an elderly pt w pure red cell aplasia. In the proper
pathognomonic for parvovirus ... RedCell #Aplasia #Parvovirus
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
common): Measles, Parvovirus ... Coxsackievirus A16 (HFMD), Parvovirus ... hemorrhagic fevers, Parvovirus
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Antistreptolysin O titer • Parvovirus ... , and low back pain
Common Childhood Exanthems - Differential Diagnosis
1) Rubeola (Measles) - Measles morbillivirus (MeV)
2) Scarlet Fever - Streptococcus
infectiosum - Parvovirus