40 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... (common causes ... symptoms (eg, skin ... Differential #diagnosis #hematology
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... Hypereosinophilic Syndrome ... - Chronic Eosinophilic ... Differential #Diagnosis #Causes ... #hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Water - Pus ... Hepatopulmonary syndrome ... Barre - ALS - Transverse ... myelitis • Hematology ... : - Anemia
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
discoloration) • Chronic ... Muehrcke's Lines - Transverse ... • Nephrotic syndrome ... Systemic #Secondary #dermatology ... Diagnosis #Algorithm #causes
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
of chronic inflammation ... of chronic kidney ... Myelodysplastic syndrome ... differential #diagnosis #causes ... #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... hemorrhage) • Chronic ... Myelodysplastic syndrome ... #hematology #secondary
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Systemic and Primary Causes ... Creatinine & BUN: • Chronic ... renal failure/uremia ... Myelodisplastic syndrome ... #generalized #dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... Dermatomyositis Erythema chronicum ... Amyloidosis • Eosinophilic ... Antiphospholipid-antibody syndrome ... Sarcoidosis #dermatology
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Pancytopenia - Workup ... PNH 2. ... HLH syndrome 5. ... Acquired Aplastic Anemia ... Diagnosis #Algorithm #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... hemolysis, deficiency anemia ... • Infections: Chronic ... Diagnosis #Algorithm #hematology