9 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... vasculitic diseases secondary ... Patients with petechiae ... Those with petechiae ... #Petechial #Petechiae
Generalized Algorithm for the Evaluation of Dermatologic Processes - Branches: Erythroderma Petechial Fluid-Filled Maculopapular 

#Diagnosis #Dermatology
: Erythroderma Petechial ... #Diagnosis #Dermatology ... #Erythroderma #Petechial ... #Differential # ... General #Ddxof
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... lesions called petechiae ... Petechiae Etiology ... ultrasound #Petechial ... #Petechiae #Rash
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... of primary or secondary ... #Rash #Petechiae ... #Differential # ... Ddxof
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
Leukocytosis - Differential ... Diagnosis Algorithm ... lymphadenopathy, petechiae ... hepatomegaly • Labs: anemia ... #hematology #WBC
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic Algorithm ... erythroderma, petechiae ... #Diagnosis #Dermatology ... #Differential # ... Ddxof
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... History of bleeding (petechiae ... changes), high MCV anemia ... #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Diagnosis Algorithm ... - Consider RBC membrane ... #workup #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... caused by bleeding (petechiae ... DDX: Rule Out Secondary ... blood count with differential ... Syndromes #diagnosis #hematology