33 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Polyarticular Join ... ) • Primary HIV ... Diagnosis #Algorithm #Orthopedics ... #Causes
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to ... Finger deformity caused ... joint, maintain ... Discharge with orthpedic ... Management #Hand #Orthopedics
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... predispose to other orthopedic ... common sites: hip ... BrighamChiefs #Bone #Joint ... #hematology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... ): • Septic joint ... Like in this case ... - parvovirus, HIV ... #rheumatology #
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
muscle weakness, rash ... rimmed vacuoles HIV ... CK, Detectable HIV ... myopathy) VA Joint ... diagnosis #comparison #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... ITP - APLS - HIT ... Diagnosis #Algorithm #Causes ... #dermatology #physicalexam
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Photosensitivity, Butterfly rash ... phenomenon (20%) Joints ... Aseptic necrosis of hip ... Arthritis in small joints ... symptoms #diagnosis #rheumatology
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
rapidly evolving rash ... marine microbiota & causes ... , hypotension, rash ... hemolytic anemia, CKD, hiv ... #cellulitis #dermatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
) Inflammatory joint ... everywhere) 2) A rash ... 6) An annular rash ... 7) Always in case ... erythematosus #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Approach to Joint ... spine, shoulders, hips ... weeks) Can Be Caused ... Parvovirus B19 • HIV ... Diagnosis #MSK #rheumatology