29 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Diagnosis Algorithm ... • Polycythemia ... Diagnosis #Algorithm ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... thrombocythemia (ET) • Polycythemia ... Myelodysplastic syndrome ... Diagnosis #Causes ... #hematology #secondary
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Diagnosis Algorithm ... Infectious • Bacterial ... disorders (eg. polycythemia ... #Diagnosis #Algorithm ... #Causes #Hematology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - ... Differential Diagnosis ... Thrombocythemia • Polycythemia ... Diagnosis #causes ... #Platelets #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... → Refer to hematology ... Kawasaki, Nephrotic syndrome ... #Diagnosis #Algorithm ... #hematology
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Diagnosis Algorithm ... Infection • Bacterial ... myelogenous leukemia • Polycythemia ... #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Sarcoidosis or Lofgren's syndrome ... HepB, HepC Bacterial ... #Differential # ... Diagnosis #Dermatology ... #SkinRash
Hepatomegaly - Differential Diagnosis Algorithm
Malignant
 • Primary Carcinoma
 • Metastases
 • Lymphoma
 • Leukemia
 • Polycythemia
Diagnosis Algorithm ... • Leukemia • Polycythemia ... • Budd-Chiari Syndrome ... #Diagnosis #Algorithm ... #Causes #Hepatology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Diagnosis Algorithm ... bcr-able (-) - Polycythemia ... Blood #Disorders #hematology ... #Diagnosis #Algorithm
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Diagnosis Algorithm ... ) • Behcet's syndrome ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes