31 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... parvovirus B19 infection ... Dermatomyositis Erythema chronicum ... #rashes #differential ... #diagnosis #rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Diagnosis Algorithm ... Myelofibrosis Infectious ... effect following treatment ... following EtOH induced thrombocytopenia ... #Causes #Hematology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Diagnosis Algorithm ... Systemic Lupus Erythematosus ... • Rheumatoid Arthritis ... Age > 50 • Chronic ... #Causes #Hematology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Antineoplastic Viral Infection ... Idiopathic - Chronic ... Systemic Lupus Erythematosus ... • Rheumatoid Arthritis ... #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... → Refer to hematology ... Rebound effect from treatment ... : Chronic infections ... #hematology
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
in Pediatrics Patient ... - Differential ... Diagnosis Malar ... Suggestive of Lyme infection ... diagnosis #peds
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Diagnosis Framework ... Non-Infectious ... Systemic lupus erythematosus ... #Diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... Diagnosis Framework ... Joint #pain #Differential ... #Diagnosis #MSK ... #rheumatology #
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... : - Arthritis ... Neurological 12% - Thrombocytopenia ... Other auto-immune, Infectious ... #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Acute or chronic ... infections related ... #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis