9 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... Unstable hemoglobin disorders ... RBC #Morphology #differential ... #diagnosis #hematology ... #microscopy #atlas
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... family history - Medications ... function test, ANA (e.g ... changes), high MCV anemia ... #Differential #
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Liver Failure • Hypercalcemia ... Neoplastic / Hematologic ... • Anemia • ... • Drug Abuse (e.g ... • Somatization Disorder
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Iron deficiency anemia ... halt nail growth (e.g ... Discoloration • Medications ... #Differential #
Indications for Serum Protein Electrophoresis (SPEP)
 • Suspected multiple myeloma, Waldenström's macroglobulinemia, primary amyloidosis, or related
Indications for ... amyloidosis, or related disorder ... • New-onset anemia ... suspected • Hypercalcemia ... Electrophoresis #SPEP #Hematology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... including hypokalemia ... Vasculitis • Endocrinologic ... Neurologic disorders ... #Diagnosis #indications
Bradycardia - Differential Diagnosis 
 • Cardiac disease: Myocardial ischemia / infarction, Myocarditis, Congenital disorders, Cardiomyopathies,
Bradycardia - Differential ... . hyperkalemia) ... • Medications, ... • Infiltrative disorders ... #Diagnosis #cardiology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... . hematologic) ... vein thrombosis Hematologic ... lymphopenia, low PLT • Anemia ... activation and/or medications
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... Hyperthyroidism • Anemia ... Psychiatric: • Panic disorder ... #Differential #