28 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential Diagnosis ... Autoimmune • ITP • SLE ... Non-lmmune: • HELLP Syndrome ... Vasculitis • Infection ... #Hematology
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential Diagnosis ... Algorithm Signs ... Hypersplenism, Infection ... Matthew Ho, MD PhD ... #Algorithm #hematology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Algorithm Red ... papilledema • Horner syndrome ... • Meningeal signs ... Systemic symptoms and signs ... Matthew Ho, MD PhD
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... Matthew Ho, MD PhD ... #Algorithm #hematology
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Sister had MI in ... Differential/diagnosis ... RV, McConnell's sign ... A4c #clinical #cardiology ... #McConnells #sign
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
glucocorticoid treatment ... organ-specific signs ... or symptoms (eg ... #Differential #diagnosis ... #hematology #eosinophilia
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
Algorithm Celiac ... suspected: • Signs ... unresponsive to treatment ... discernable cause • Signs ... Matthew Ho, MD PhD
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
heliotrope rash, Shaw sign ... , holster sign, ... anti-synthetase syndrome ... after 2 years of treatment ... #rheumatology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... have no pain - LAD ... #EKG #diagnosis ... electrocardiogram #cardiology
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
disease (10%) : SLE ... vasculitis (5%): PAN ... vasculitis (3%) • Infections ... #semiology #signs ... #lesions #diagnosis