14 results
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Eosinophilic Lung Diseases ... loss, malaise • Allergic ... , CNS, skin • Infectious ... #pulmonary #differential ... #diagnosis #comparison
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Basophilia - Differential ... released during an allergic ... reaction or asthma ... Disorders: • Chronic ... Colitis and Crohn’s Disease
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Irritant/Exposure: Allergic ... , Post-infectious ... : Asthma, COPD, ... Schema #Acute #Chronic ... #Differential #
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea - Differential ... Diagnosis Pulmonary ... exacerbation, Asthma ... : Asthma, COPD, ... , Anaphylaxis, Infection
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Eosinophilia - Differential ... histiocytosis • Allergic ... : Asthma, Eczema ... eosinophilia) • Infectious ... insufficiency, Chronic
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Vasculitides, IBD, Celiac disease ... : Chronic infections ... post-splenectomy, Exercise, Allergic ... Thrombocytosis #Platelets #Differential
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Immunocompromised Host - Differential ... Neutropenia or ... • Periodontal Disease ... Bronchitis • Chronic ... Algorithm #Causes #Hematology
Tree-in-bud almost always indicates the presence of:
Endobronchial spread of infection (TB, MAC, any bacterial bronchopneumonia)
Airway disease
associated with infection ... mucus retention (allergic ... aspergillosis, asthma ... Diagnosis #Radiology #Pulmonary ... CTChest #TreeInBud #Differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Immunocompromised status • Chronic ... Illnesses: • Pulmonary ... encounters due to NTM: Chronic ... Marrow - Anemia, neutropenia ... #differential #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... to exclude are infections ... Eosinophilia, asthma ... , chronic rhinosinusitis