11 results
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... • Acne • Allergy ... Age > 50 • Chronic ... Lymphocytic Leukemia (CBC ... #Causes #Hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... Diagnosis Algorithm ... , CD3 Chronic ... bcr-able (+) ↑ WBC ... #hematology #Markers
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential ... Diagnosis Algorithm ... Artifact (redo CBC ... • Rheumatic disorders ... #Causes #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Diagnosis Algorithm ... RBCs on Smear • Chronic ... Membrane Disorder ... Non-lmmune #Anemia #Classification ... #Causes #Hematology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Primary Causes ... Creatinine & BUN: • Chronic ... Hyperthyroidism CBC ... #causes
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Diagnosis Algorithm ... Creatinine & BUN: • Chronic ... Hyperthyroidism CBC ... Pruritus #secondary #systemic ... #causes
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
into a 4-pass system ... 2nd pass = Chronic ... Eosinophilic GI Disorders ... #Diagnosis #hematology ... #allergy
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Diagnosis Algorithm ... frequently affected systems ... else is driving RBC ... normal/high - Chronic
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Eosinophilia, asthma, chronic ... tract, and often causes ... Lab Tests: • CBC ... #rheumatology #classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Skin Disease Classification ... permanent alopecia Differential ... titers > 1:80 • CBC ... with Lupus: • Chronic