18 results
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - ... Reactive: • Anemia ... /blood loss (Fe ... , trauma) • Post-splenectomy ... causes #Platelets #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hematologic: Acute blood ... hemolysis, deficiency anemia ... infarction, Severe trauma ... #Algorithm #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Post-op surgery • Trauma ... Iron deficiency anemia ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Blood Disorders ... and Differential Diagnosis ... Pelger-Huet, Macrocytic anemia ... @AmyChung #Blood ... #Disorders #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
the peripheral blood ... > 3: • Acute blood ... loss: Trauma, Gl ... Production #Index #hematology ... #diagnosis #calculation
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... integrity: - Trauma ... : • Complete blood ... cryoglobulins • Skin ... Algorithm #Causes #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... Differential Diagnosis ... vasculitis (inflamed blood ... #rash #diagnosis ... #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... (75%): Anemia ( ... signs #symptoms #diagnosis ... #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... purple, hemorrhagic skin ... - Hemolytic anemia ... Solar purpura - Trauma ... #hematology #rheumatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Capnocytophaga Canimorsus Skin ... Bandemia, AKI. ... the key to the diagnosis ... #Rash #dermatology ... #clinical #photo