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
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... • Screen for secondary ... signs or symptoms (eg ... #Algorithm #Differential
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... <35 years old, e.g ... • Functional (e.g ... . eating disorder ... Stalk Damage (e.g
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Fragility Fractures - Differential ... Diagnosis Algorithm ... • Bone Marrow Disorder ... Malignancy • Drugs (e.g ... #Orthopedics #Causes
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Diagnosis Algorithm ... Gonadal Dysgenesis (e.g ... Gonadal Dysgenesis (e.g ... • Functional (e.g ... . eating disorder
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Diagnosis Algorithm ... Iron Deficiency (Eg ... 18% • Anemia Secondary ... Other • e.g ... HgbE, HgbC, etc.
Causes of Growth Discrepancy: Large for Gestational Age - Differential Diagnosis Algorithm
Maternal Factors:
 • Multiparity
 •
Causes of Growth ... co-morbidities (e.g ... weeks) • Genetic disorder ... (e.g. ... Cerebral palsy secondary
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... risk factors (eg ... hypertension (eg ... hypertension (eg ... #causes #Differential
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... - Differential ... Myasthenia Gravis Pharmacologic ... • Drug Abuse (e.g ... • Somatization Disorder
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... halt nail growth (e.g ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes