13 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
Differential Diagnosis of Hypoglycemia
Evaluation of Hypoglycemia
Patients with known diabetes who are not systemically ill and can
Differential Diagnosis ... precipitant, no extensive ... workup is required ... blood cultures - ECG ... #Differential #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
Anxiety Disorders Associated with Panic - Differential Diagnosis Algorithm

Panic Disorder - Recurrent, Unexpected Panic Attacks
Specific Phobia
Specific Trigger (e.g ... for >6 months (e.g ... Work or School) ... Difficulty in Escape (e.g ... Social Phobia) - Excessive
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
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
<35 years old, e.g ... • Functional (e.g ... . eating disorder ... loss, stress, excessive ... Stalk Damage (e.g
Causes of Growth Discrepancy: Large for Gestational Age - Differential Diagnosis Algorithm
Maternal Factors:
 • Multiparity
 •
Algorithm Maternal ... co-morbidities (e.g ... , obesity) • Excessive ... weeks) • Genetic disorder ... (e.g.
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Gonadal Dysgenesis (e.g ... Gonadal Dysgenesis (e.g ... • Functional (e.g ... . eating disorder ... loss, stress, excessive
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
- Differential Diagnosis ... Algorithm Tumours ... Disease - Skull/spine ... • Bone Marrow Disorder ... Malignancy • Drugs (e.g
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