10 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Vasculitis - Collagen disorders ... infection - RMSF - Henoch ... cryoglobulins • Skin ... #Petechiae #Rash
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
SKIN RASHES ... immune system disorders ... rapid and accurate diagnosis ... DharSaty #erythema ... ; #purpura; #rash
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... dermatophytes cause ... skin of inflamed ... #clinical #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Findings: • Petechiae ... Maculopapular rash ... polyangiitis • EGPA • Henoch-Schönlein ... #dermatology #rash
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Skin ulcers ... Cryoglobulins Cause ... Labs/Diagnosis: ... IgA vasculitis (Henoch-Schönlein
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
Deficiency) - Diagnosis ... integrity of: • Skin ... • Petechiae, purpura ... , or any other cause ... periodontitis • ITP • Henoch-Schonlein
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Rare Disorder: ... sudden onset of a rash ... - Rash: multiple ... Causes: - Idiopathic ... such as certain types
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
considered to be caused ... Types of primary ... PETECHIAE and PURPURA ... a generalized disorder ... nettle sting #Diagnosis
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Divided Into Two Types ... cryoglobulinemia Associated Disorders ... necrosis • Purpura ... Painful or pruritic erythema ... cryoglobulins • Negative causes
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
o Purple or purpuric ... depigmentation disorders ... occur in chronic skin ... Fungal Infections (Tinea ... #erythema