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Nail Disorders - Primary and Systemic Causes - Differential Diagnosis Algorithm

#NailDisorders #Primary #Secondary #Systemic #dermatology #Differential
Nail Disorders - ... Primary and Systemic ... #Secondary #Systemic ... #dermatology #Differential ... #causes
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Primary Causes ... == Primary Skin ... Skin Lesion / Systemic ... #secondary #systemic ... #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Abnormalities in primary ... or secondary hemostasis ... Vasculitis - Collagen disorders ... cryoglobulins • Skin ... #Causes #dermatology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary ... Skin Lesion - Differential ... #Pruritus #secondary ... #systemic #generalized ... #causes
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Primary (essential ... cryoglobulinemia Associated Disorders ... processes: • Systemic ... cryoglobulins • Negative causes ... #hematology
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
considered to be caused ... associated with secondary ... a generalized disorder ... #Skin #Primary ... Nomenclature #Atlas #Key #Basics
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... 3rd Decade Skin ... Malignancy (e.g. hematologic ... the context of primary ... Seizures • Strokes Skin
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
suggest vascular or hematologic ... depigmentation disorders ... occur in chronic skin ... o Moist or oozing ... causes like eczema
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
hyperinflammatory syndrome caused ... of the immune system ... Types of HLH • Primary ... - Genetic basis ... STX11, STXBP2 • Secondary