12 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Antiphospholipid-antibody syndrome ... lesions • Discoid lupus ... Sarcoidosis #dermatology ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... 3rd Decade Skin ... Non-autoimmune rheumatologic ... Seizures • Strokes Skin ... Erythematosus #Diagnosis #Rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: ... Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... Demyelinating syndromes ... symptoms #diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... - PNH - APLS ... Associated - SLE ... Differential #Diagnosis #hematology ... #rheumatology #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Autoimmune Vasculitis (lupus ... : - ITP - APLS ... deficiency Work ... cryoglobulins • Skin ... Algorithm #Causes #dermatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... SJIA], systemic lupus ... erythematosus [SLE ... Diagnosis #Management #Hematology ... #Rheumatology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Hyperviscosity, TTP, APLS ... Testosterone - Coumadin skin ... • Nephrotic Syndrome ... considered in all cases ... pathophysiology #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... mucositis - Rash ... such as systemic lupus ... vasculitis, and SLE ... differential #diagnosis #rheumatology
Antiphospholipid Syndrome (APLS) Testing - Hypercoagulable Workup Algorithm
INDICATIONS FOR TESTING:
 • Vascular thrombosis
Antiphospholipid Syndrome ... (APLS) Testing ... Hypercoagulable Workup ... excluded Testing: • Lupus ... Algorithm #diagnosis #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
non-Hodgkin lymphoma SLL ... Hepatomegaly • Skin ... • Richter’s Syndrome ... Leukemia #diagnosis #workup ... #oncology #hematology