73 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Toxic Damage (e.g ... Displacement (e.g ... Foreign Surface (e.g ... #Algorithm #Causes ... #Hematology
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
- Differential Diagnosis ... Algorithm Normal ... Anorexia Nervosa • CNS ... #Differential #Diagnosis ... #causes #pediatrics
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... ) • Systemic symptoms ... and signs (e.g. ... brain lesion • CNS ... infection (e.g.
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... the lung) - CNS ... pathology (e.g. ... #Table #Causes
Primary Biliary Cirrhosis - Diagnosis Algorithm
Symptoms: Fatigue, Pruritus, Right upper quadrant discomfort
Signs: Jaundice, Xanthelasmata, Hepatomegaly
Associated history:
Algorithm Symptoms ... quadrant discomfort Signs ... autoimmune disease (e.g ... specific ANAs (e.g ... #Algorithm #hepatology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... (e.g. oculomotor ... AQP4-lgG disease; e.g ... pain • Extra-CNS ... #signs
Proposed Algorithm for Diagnosing Sarcoidosis
Highly suggestive Clinicoradiological Findings → Clinical diagnosis (without biopsy) e.g. Löfgren's syndrome
Suggestive
Clinicoradiological Findings → Clinical ... biopsy) e.g. ... Löfgren's syndrome ... and/or cytology (e.g ... of alternative causes
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
- Differential Diagnosis ... Algorithm Pre-Hepatic ... Sepsis • Drugs (e.g ... • Gilbert's Syndrome ... #Algorithm #Causes
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... organ-specific signs ... or symptoms (eg ... #Differential #diagnosis ... #hematology #eosinophilia
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Iron Deficiency (Eg ... Other • e.g ... HgbE, HgbC, etc. ... #Algorithm #Causes ... #Hematology