8 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... Work Up: • Complete ... cryoglobulins • Skin ... Differential #Diagnosis #Algorithm ... #Causes #dermatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin ... Small Vessel: Petechiae ... Vasculitis: • Immune Complex ... Polyarteritis nodosa Large ... #dermatology #rheumatology
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
involvement by large ... although immune complex ... can affect any type ... #Diagnosis #Rheumatology ... #Classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
deposit of immune complexes ... - Purpura - Skin ... reticularis & skin ... #classification ... #rheumatology #
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
Types of primary ... Larger lesions ( ... PETECHIAE and PURPURA ... : Petechiae are ... #Diagnosis #Dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tracts Immune Complex ... , arthritis LARGE ... Vessel Size: • Large ... differential #diagnosis #rheumatology ... #classification
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
just beneath the skin ... caused by bleeding (petechiae ... One blood cell type ... Workup: • Complete ... Syndromes #diagnosis #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Disease Classification ... Malignancy (e.g. hematologic ... Kikuchi disease • Type-I ... the small and large