7 results
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Myelodysplastic ... formed or don’t work ... DDX: Rule Out Secondary ... Workup: • Complete ... #hematology #oncology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Differential Diagnosis Secondary ... vera (PV) • Myelodysplastic ... syndrome • Myelofibrosis ... Diagnosis #Causes #hematology ... #secondary
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Gitelman syndrome ... - Hungry bones syndrome ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... • Cushing’s syndrome ... Acromegaly #Secondary ... Causes #Screening #Workup ... #table
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... Hypertension - Workup ... with previously stable ... Jcortesizaguirr #Secondary ... #Hypertension #Workup
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Hyperviscosity Syndrome ... 20% Sjögren's syndrome ... Type III Often Secondary ... diagnosis #types #classification ... #rheumatology #
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
underlying primary or secondary ... chemotherapy) • Genetic syndromes ... lymphoma. aplasia/myelodysplasia ... ICL #diagnosis #hematology