9 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Sleep Deprivation (Eg ... Shift Work) Sleep ... (Eg. ... • Medications (Eg ... • Drug Abuse (Eg
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
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Algorithm Tumours ... Disease - Skull/spine ... • Bone Marrow Disorder ... Malignancy • Drugs (e.g ... Fractures #Pathologic #MSK
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Reactive (e.g ... Enteropathic (e.g ... polyangiitis (GPA)/microscopic ... Enteropathic (e.g ... Inflammatory #JointPain #MSK
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
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... Algorithm Mean ... (BM) ablative disorders ... of substrate (e.g ... #Diagnosis #Workup
Anxiety Disorders Associated with Panic - Differential Diagnosis Algorithm

Panic Disorder - Recurrent, Unexpected Panic Attacks
Specific Phobia
Algorithm Panic ... Specific Trigger (e.g ... for >6 months (e.g ... Work or School) ... Difficulty in Escape (e.g
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... polarized light microscopy ... inflammatory disease (e.g ... Chemistry profile (e.g ... metabolic or endocrine disorders
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
- Differential Diagnosis ... Algorithm Infection ... Disease • Patella (e.g ... Subluxation) Spine ... Deformity #Limp #MSK