13 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential ... Diagnosis Secondary ... Myelodysplastic syndrome ... #hematology #secondary
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Creatinine & BUN: • Chronic ... Myelodisplastic syndrome ... Pruritus #primary #secondary ... #systemic #generalized ... #dermatology #Differential
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Creatinine & BUN: • Chronic ... Myelodisplastic syndrome ... #Pruritus #secondary ... #systemic #generalized ... #dermatology #Differential
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
discoloration) • Chronic ... • Nephrotic syndrome ... #Secondary #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
- DRESS - AIN ... Lymphomas - Systemic ... Hypereosinophilic Syndrome ... - Chronic Eosinophilic ... #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... basophilia, and thrombocytosis ... , weight loss, abdominal ... • Tumor lysis syndrome ... bone marrow and secondary
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... frequently affected systems ... else is driving RBC ... normal/high - Chronic ... you’ll do a good workup
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
Elevated Tryptase - Differential ... into a 4-pass system ... 2nd pass = Chronic ... cell activation syndrome ... #Diagnosis #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
in primary or secondary ... lesions • Severe pain ... deficiency Work ... Skin biopsy • Abdominal ... #dermatology #physicalexam
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... tract, and often causes ... - GI tract: abdominal ... Supply gut -> abdominal ... Lab Tests: • CBC