37 results
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... , dyspnea, +/- CXR ... ischemia, bowel infarction ... WBC >100k, + lab signs ... Syndrome #TLS #diagnosis
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Auto-amplification loop Diagnosis ... Unknown cause Treatment ... #management #treatment ... #summary #rheumatology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Triggers: ATRA treatment ... Pathophysiology ... common • Imaging: CXR ... : Infection (sepsis ... Renal Failure Treatment
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Illness Script Signs ... : • Recurrent infections ... Symptomatic anemia Diagnosis ... #management #treatment ... #hematology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... Tuberculosis #TB #Diagnosis
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... all causes of infective ... #diagnosis #clinical ... #radiology #ChestCT ... #pathophysiology
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
Look for other signs ... acute cardiac infarction ... superimposed pulmonay infection ... #Diagnosis #Radiology ... #Pulmonary #CXR
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... : 33% • Treatment ... fluid balance, and CXR ... : No • Treatment ... #diagnosis #comparison
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Lung Abscess Pathophysiology ... Blood cultures • CXR ... early disease) • CXR ... hemorrhage • Treatment
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
Clostridioides Difficile Infection ... Perforation) Pathophysiology ... • Flex-Sig: If ... IDSA 2021 CDI Treatment ... #Clostridium #Infection