24 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... hemostasis: - Thrombocytopenia ... : • Complete blood ... • Fecal occult blood ... Algorithm #Causes #dermatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... plateletcount), peripheral blood ... function test, ANA (e.g ... #Differential #Diagnosis ... Causes #Workup #hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Malabsorption (e.g ... (VIII is most common ... Deficiencies #Summary #table ... #comparison #diagnosis ... #hematology #deficiency
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
disease or more commonly ... Maculopapular rash ... vasculitis (inflamed blood ... Polyangiitis #GPA #dermatology ... #rash #diagnosis
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
of high parity blood ... : ARDS Berlin Criteria ... Transfusion #Reactions #hematology ... #diagnosis #comparison ... #table
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
- Differential Diagnosis ... Causes: Chronic Blood ... HgbE, HgbC, etc. ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... Chemotherapy (e.g ... disease, McLeod blood ... #differential #diagnosis ... #hematology #microscopy
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Peripheral blood ... eosinophilia (common ... signs or symptoms (eg ... #Differential #diagnosis ... #hematology #eosinophilia
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
Extravasation of blood ... which allow red blood ... brown tint of the rash ... #differential #diagnosis ... #dermatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... leukopenia, anemia, and thrombocytopenia ... Histopathologic criteria ... Activation #Syndrome #Diagnosis ... #Management #Hematology