10 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... disease or CHF) ... ) • Abnormal CXR ... #Cough #Differential ... Diagnosis #Algorithm #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pneumonia • Chronic ... Lung Abscess - Clinical ... dyspnea, productive cough ... Abscess Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... Abdominal pain, chronic ... Infections #HIV #AIDS ... #pulmonary #differential
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... Typical Symptoms: cough ... *Chronic HFrEF may ... Chest x-ray: signs ... → no signs of CXR
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... a patient with cough ... interstitial lung ... #Radiology #CXR
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... • Nodular or ... - Cough and lung ... percent), • Cough ... NTM #Infections #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
cough • Hypoxia ... Most Common Causes ... Nasal polyps and signs ... in the adjacent lung ... Bronchiectasis #pulmonary #differential
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
granulomas within the lungs ... renal failure Clinical ... symptoms are not caused ... e.g. incidental CXR ... Pulmonary: dyspnea, cough
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
symptoms • Fever, cough ... yeast • At risk: AIDS ... Sinusitis • Brain abscess ... osteoarticular, pulmonary, ocular ... infection have positive
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Hodgkin Lymphoma - Clinical ... adenopathy • Cough ... Serum Copper • Chest ... Immunohistochemical studies (to differentiate ... and usually CD15 positive