9 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... disease (COPD) ... • Hypoxia • Pulmonary ... • Oxygen • Treatment ... #Cardiology #Diagnosis
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
, hemoptysis Treatment ... • Carbapenem (e.g ... #Abscess #Diagnosis ... #Pulmonary #Clinical ... #CXR #ChestXRay
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
workup for alternate ... ventilated • CXR ... , Lung US, Echo, ... #Exacerbation #treatment ... #pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
NTM (M.kansasii, MAC ... heart failure, COPD ... , Lung cancer, Primary ... Infections #HIVAIDS #workup ... #diagnosis #evaluation
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Blood cultures • CXR ... upright or lat ... #Abscess #pulmonary
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
area of the left lung ... The differential diagnosis ... for pulmonary tuberculosis ... #Clinical #PCC # ... Radiology #CXR #
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Obtain EKG if: ... Change in clinical ... one post op Cardiology ... unless prior heart/lung ... stratification #diagnosis
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
full infectious work-up ... days → add fungal work-up ... rising > 500 → may ... renal failure, pulmonary ... Oncology #HemeOnc #Diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
This patient’s clinical ... exam findings and clinical ... a chest x-ray (CXR ... not seen on a CXR ... #Lung #Pulmonary