10 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Abnormalities in primary ... or secondary hemostasis ... integrity: - Trauma ... #Algorithm #Causes
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
and Primary Causes ... == Primary Skin ... • Lymphoma • Leukemia ... #secondary #systemic ... #Algorithm #causes
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
- Diagnostic Algorithm ... vascular integrity (trauma ... or disorders of primary ... or secondary hemostasis ... #Dermatology #Rash
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Chronic Myelogenous Leukemia ... • Primary Myelofibrosis ... Post-op surgery • Trauma ... #Algorithm #Causes ... #Hematology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary ... Skin Lesion - Differential ... Diagnosis Algorithm ... • Lymphoma • Leukemia ... #Algorithm #causes
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Significant ↓ PLT: Petechiae ... + distinctive primary ... bone marrow and secondary ... CLL -> Invade Skin ... #Diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... purple, hemorrhagic skin ... /Quantity: • Primary ... : ITP • Secondary ... Solar purpura - Trauma
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
considered to be caused ... associated with secondary ... : Petechiae are ... nettle sting #Diagnosis ... #Dermatology #Skin
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Recent history of trauma ... promyelocytic leukemia ... Manifestations of DIC: • Petechiae ... Treatment: • Treat primary ... #Coagulation #diagnosis
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
just beneath the skin ... by bleeding (petechiae ... DDX: Rule Out Secondary ... • Hairy Cell Leukemia ... Myelodysplastic #Syndromes #diagnosis