47 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential ... • Rheumatic disorders ... Damage: • Post-op surgery ... effect following treatment ... malignancy • Iron deficiency
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... Diagnosis Secondary ... specifically: iron deficiency ... Chronic inflammatory disorders ... #Diagnosis #Causes
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Amenorrhea - Differential ... Diagnosis Algorithm ... Functional (e.g. eating disorder ... Pituitary: • Surgery
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... leakage of RBC's secondary ... necrosis) • VIT K deficiency ... #Diagnosis #hematology
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Fragility Fractures - Differential ... Diagnosis Algorithm ... • Vitamin D Deficiency ... • Bone Marrow Disorder ... #Orthopedics #Causes
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Absorption: Gastritis, Surgery ... Iron metabolism disorders ... #Causes #differential ... #diagnosis #anemia
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Pregnancy, EPO treatment ... gastritis, Bariatric surgery ... #differential # ... diagnosis #causes
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Headache, Movement disorders ... , Seizure disorders ... autoantibodies that will cause ... permeability Diagnosis ... APS), Secondary
Secondary Causes of Hypothermia - Differential Diagnosis Framework

Definition:
- Core temp < 35°C

Infectious:
 - Sepsis

Neuromuscular Disease:
 -
Secondary Causes ... Diagnosis Framework ... Malnutrition - Thiamine deficiency ... injuries Skin Disorders ... #Diagnosis #Secondary
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Diagnosis Algorithm ... Level Elevated - Secondary ... Malabsorption, Vit D deficiency ... (i.e. thyroid surgery ... #causes