32 results
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Generalized Differential Diagnosis ... Causes == Primary ... Skin Lesions == ... Skin Lesion / Systemic ... #secondary #systemic
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... purple, hemorrhagic skin ... lesions that result ... /Quantity: • Primary ... fever • Drug reactions
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Screen for secondary ... allergy, drug reaction ... (eg, skin or esophageal ... #Differential #diagnosis ... #hematology #eosinophilia
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... parallel to lines of skin ... - Differential diagnosis ... : secondary syphilis ... #dermatology #photo
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
soles in 50% of cases ... exposure to or symptoms ... of primary or secondary ... granuIomas on skin ... #Tertiary #Diagnosis
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... The signs and symptoms ... resembling rashes caused ... #Rash #Diagnosis ... #Clinical #Photo
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
Lesions Primary ... associated with secondary ... nettle sting #Diagnosis ... #Dermatology #Skin ... #Primary #Lesions
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... and duration of symptoms ... lesions - Wheals ... #rheumatology #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Differential Diagnosis ... Abnormalities in primary ... or secondary hemostasis ... cryoglobulins • Skin
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Cryofibrinogenemia Symptoms ... Primary (essential ... : • + Clinical ... cryoglobulins • Negative causes ... hematology