12 results
Erythema Ab Igne on Physical Exam

Erythema ab igne (EAI) is a skin reaction caused by chronic
Erythema Ab Igne ... a skin reaction ... caused by chronic ... #PhysicalExam # ... #dermatology #rash
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... stomatitis • Erythema ... #Oral #mouth #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... lasts <24hrs • Erythema ... #Reactive #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... body folds with satellite ... #Pustular #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Erythema ab igne ... centrifugum • A chronic skin ... gyratum repens • A skin ... • A chronic skin ... differential #diagnosis #dermatology
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... veins, venous ulcers ... Well-demarcated erythema ... #Eczematous #SkinRash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... : • Complete blood ... • Fecal occult blood ... cryoglobulins • Skin ... #dermatology #physicalexam
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... Causes: - Idiopathic ... neutrophils in the blood ... Syndrome #diagnosis #dermatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
honey-colored crusts ... macerated areas with satellite ... - Trunk - Red, blood-filled ... ; pruritis #dermatology ... #rash #differential
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
which can plug blood ... sensitivity • Painful ulcers ... Painful or pruritic erythema ... cryoglobulins • Negative causes ... #rheumatology #hematology