32 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Abscess Pathophysiology ... Lung Abscess - Clinical ... : • CBC - Leukocytosis
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... →Activation of CD8 ... accumulation of clinical ... Assessment • Clinical ... Drugs, Unknown cause
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... in Sickle Cell Disease ... Generally affects long ... #differential #diagnosis ... #causes #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation ... fever syndromes Clinical ... Fever is the main clinical ... rash) • Heart, lung ... #Syndrome #Diagnosis
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
auricular papules Clinical ... severity of the disease ... anti-NXP2 Abs Lung ... #rheumatology #dermatology ... #diagnosis
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
protein C and S Pathophysiology ... organ damage Clinical ... • Severe Liver Disease ... #Coagulation #diagnosis ... #causes #treatment
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
Risk factors: Critical ... blood donor • Pathophysiology ... sequestration and activation ... without other cause ... #diagnosis #comparison
Bullous Pemphigoid - Diagnosis and Management Summary
Pathophysiology: Autoantibody-mediated damage to epithelial basement membrane -> separation of
Management Summary Pathophysiology ... epidermis from dermis Clinical ... - Erosions and crusts ... not feasible CMC ... #Management #dermatology
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... level and high D-dimer ... nodular interstitial lung ... disease, that is ... #Clinical #Diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Advanced HIV (CD4 ... : Clinical Manifestations ... Lung Disease: ... • Clinical (Symptoms