18 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Septic Emboli, Fungal ... Nocardia Chronic (≥ 12 ... Infections: TB, NTB, Fungal ... cancer, Metastatic
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... C = cancer - ... pulmonary abscess (TB, fungal ... Cavitary #Lesions #Differential ... #Lung #Pulmonary
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
ILD Malignancy: Lung ... Cancer, Mesothelioma ... Atypical Infxn (fungal ... Acute #Chronic #Differential
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Pericardial Effusion - Differential ... Coxiella burnetii • Fungal ... - Metastatic: Lung ... Cancer, Breast ... Cancer, Melanoma
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... cancer • Metastases ... Infection: • Fungal ... Malformation #Lung ... #Nodule #Differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
M.kansasii, MAC) Fungal ... > 200: Endemic fungi ... failure, COPD, Lung ... cancer, Primary ... diagnosis #evaluation #differential
Hematuria in Post-Renal Transplant Patient
Prevalence up to 12% in the postrenal transplant patient
 • Bacterial: Escherichia
Prevalence up to 12% ... Simple Virus • Fungal ... carcinoma., Prostate cancer ... Renal #Transplant #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... foreign body, cancer ... Prevotella • Fungal ... Abscess Differential ... Abscess #pulmonary #differential
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
- Influenza A FUNGAL ... - small cell lung ... cancer - lymphoma ... Rhombencephalitis #Differential
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
approximately how long ... loss), Vitamin B12 ... infiltration (e.g. cancer ... hematology #anemia #differential