29 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Erythropoietin Secreting Tumor ... 90%, Abnormal Abdominal ... Sleep Apnea • Chronic ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... thrombocytosis • Polycythemia ... Vera • Chronic ... : • Acute or Chronic ... Thrombocytosis #Differential
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... Thrombocythemia • Polycythemia ... Myelofibrosis • Chronic ... Thrombocytosis #Differential ... causes #Platelets #hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Better call hematology ... normal/high - Chronic ... #Differential # ... Algorithm #workup #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... hemorrhage) • Chronic ... thrombocythemia (ET) • Polycythemia ... Thrombocytosis #Differential ... Diagnosis #Causes #hematology
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Neutrophils - Differential ... Myeloproliferative Disorder • Chronic ... myelogenous leukemia • Polycythemia ... #Neutrophils #Differential ... Algorithm #Causes #Hematology
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea - Differential ... ILD, Sarcoid, Tumor ... : Tumor, Vocal cord ... Ascites, Intra-abdominal ... #Causes #Differential
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Chronic Abdominal ... Pain Causes - Differential ... abdominal pain ... Recurrent: Consider tumor ... #Causes #Differential
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... T-cell - CD7, CD3 Chronic ... bcr-able (-) - Polycythemia ... Blood #Disorders #hematology ... #Markers #Differential
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
- Generalized Differential ... Creatinine & BUN: • Chronic ... • Leukemia • Polycythemia ... #generalized #dermatology ... #Differential #