2105 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
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
Epicondylitis - Lateral: Focal epicondyle tenderness, decreased grip strength, pain with resisted wrist extension. Medial: Focal
grip strength, pain ... epicondyle tenderness, pain ... Diagnosis #EM #Ortho #Sports
Common Childhood Exanthems - Differential Diagnosis
1) Rubeola (Measles) - Measles morbillivirus (MeV)
2) Scarlet Fever - Streptococcus
infectiosum - Parvovirus
Congenital Infections - Comparison Table:
Infections: Toxoplasma, Rubella, CMV, Treponema, Parvovirus B19, VZV, Herpes, Enterovirus
Manifestations: Anemia, Bony
CMV, Treponema, Parvovirus
Thessaly Test for Knee Meniscal Tear

The test is positive if there is medial or lateral joint
lateral joint line pain ... #orthopedics #sports
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
Pain in the sciatic ... physicalexam #msk #sports
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
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Epstein-Barr virus • Parvovirus