10 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... Pathophysiology: ... or disorders of primary ... or secondary hemostasis ... #Dermatology #Rash
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Diagnosis Framework ... leakage of RBC's secondary ... /Quantity: • Primary ... #Differential #Diagnosis ... #nonpalpable #dermatology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
vs Secondary vs ... Comparison: • Primary ... Bone/joint pain Psychiatric ... Hyperparathyroidism #diagnosis ... #pathophysiology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Generalized Differential Diagnosis ... Myelodisplastic syndrome Psychiatric ... #secondary #systemic ... #generalized #dermatology ... #Differential #Diagnosis
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Framework Primary ... Leukocytoclastic Vasculitis Secondary ... Petechiae, Palpable purpura ... Vasculitis #skin #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Abnormalities in primary ... or secondary hemostasis ... Henoch Schonlein Purpura ... Algorithm #Causes #dermatology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
protein C and S Pathophysiology ... Petechiae • Purpura ... Hemorrhagic bullae • Purpura ... Treatment: • Treat primary ... #Coagulation #diagnosis
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
associated with secondary ... PETECHIAE and PURPURA ... Purpura are larger ... nettle sting #Diagnosis ... #Dermatology #Skin
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Primary (essential ... Skin necrosis • Purpura ... Cryofibrinogenemia Diagnosis ... Cryofibrinogenemia #diagnosis ... #rheumatology #hematology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary ... - Differential Diagnosis ... Myelodisplastic syndrome Psychiatric ... #Pruritus #secondary ... #generalized #dermatology