12 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... #Petechiae #Rash ... Diagnosis #Algorithm ... #Causes #dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... lesions • Discoid lupus ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Secondary: CTD: SLE ... Small Vessel: Petechiae ... Vasculitis #skin #dermatology ... #rheumatology # ... differential #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... History of bleeding (petechiae ... test, ANA (e.g., SLE ... #Diagnosis #Causes ... #Workup #hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Skin Findings: • Petechiae ... sensation or pain: • Petechiae ... #rash #diagnosis ... #rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
the face (many differential ... including in children (pediatric ... #diagnosis #sle ... #clues #system ... erythematosus #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms, Arthritis ... NPSLE rare, Malar rash ... Evolution: Chronic disease ... #table #rheumatology ... #diagnosis #management
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
mucosal bleeding (Petechial ... or purpuric rash ... erythematosus [SLE ... #Management #Hematology ... #Rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Chronic = RA, SLE ... Joint #Pain #MSK #rheumatology ... #approach #workup ... #differential # ... diagnosis #arthritis
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Diagnosis Algorithm ... Better call hematology ... #Diagnosis #Algorithm ... #workup #hematology