20 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... , deficiency anemia ... Malignancy: Metastatic cancer ... Vasculitides, IBD, Celiac disease ... #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Differential Diagnosis Algorithm ... Normal RBCs • Acute ... Inflammation • Cancer ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Differential Diagnosis Algorithm ... Infectious: • Acute ... disorders • Celiac disease ... Iron deficiency anemia ... #Causes #Hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Congenital Diseases ... deficiency • Fanconi’s anemia ... telomeropathy Cancer ... : • Systemic lupus ... Differential #Diagnosis #Hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Diseases Nail ... Iron deficiency anemia ... disease severe ... #Secondary #dermatology ... Differential #Diagnosis #Algorithm
Pediatric Vomiting - Gastrointestinal and Systemic Causes - Differential Diagnosis Algorithm
Hepatobiliary:
 • Acute Hepatitis
 • Acute
Pediatric Vomiting ... Gastrointestinal and Systemic ... Differential Diagnosis Algorithm ... Diabetes/ DKA • Uremia ... Systemic - Other
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... Blood Loss • Acute ... Disease • Marrow ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis Algorithm ... Cholestatic liver disease ... renal failure/uremia ... syndrome Psychiatric Disease ... #generalized #dermatology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Index < 2: • Anemia ... Chronic kidney disease ... infiltration (e.g. cancer ... Index > 3: • Acute ... Production #Index #hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Infectious diarrhea ... Lymphoma or other cancers ... autoimmune hemolytic anemia ... ) • Systemic granulomatous ... hypogammaglobulinemia #immunology #hematology