12 results
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Algorithm Acute ... - Abnormal morphology ... Amy Chung, MD, MSc ... #hematology #Markers ... #Algorithm
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
- Differential Diagnosis ... Algorithm Insufficient ... Shift Work) Sleep ... Parkinson's, MS) ... #Algorithm #Causes
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Enthesitis: • Site of pathology ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup ... #differential #diagnosis
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... evaluation or workup ... signs or symptoms (eg ... #diagnosis #hematology
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility ... Algorithm Tumours ... • Bone Marrow Disorder ... #MSK #Differential ... #Diagnosis #Algorithm
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... Unstable hemoglobin disorders ... #differential #diagnosis ... #hematology #microscopy ... #atlas #nomenclature
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Algorithm Endocrine ... Neoplastic / Hematologic ... • Rheumatoid Arthritis ... • Drug Abuse (e.g ... • Somatization Disorder
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Algorithm • Sickle ... other reproducible morphologic ... Consider RBC membrane disorder ... #Algorithm #workup ... #hematology #testing
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... (BM) ablative disorders ... of substrate (e.g ... #Diagnosis #Workup ... #Hematology #Microcytic
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... metabolic or endocrine disorders ... (to support a diagnosis ... #laboratory #workup ... #diagnosis #testing