17 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... Red Flags: • Fever ... Dyspnea (underlying lung ... ) • Abnormal CXR ... Diagnosis #Algorithm #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • Fever, weight ... factor • May cause ... AIDS #pulmonary #differential ... #diagnosis #infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... : • 80% have fever ... Blood cultures • CXR ... early disease) • CXR ... #causes #management
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Effusion - Differential ... Mediterranean Fever ... - Metastatic: Lung ... #cardiology
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
are smaller and fewer ... non-perfused vessels and causes ... In these cases comparison ... #Clinical #Radiology ... #CXR #CHF #Cephalization
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... with cough and fever ... with low oxygen level ... nodular interstitial lung ... #CXR #Lobar #Consolidation
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemopericardium)- Differential ... metastatic spread: lung ... OTHER RARE CAUSES ... Mediterranean fever ... #Diagnosis #cardiology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
known as rat bite fever ... or Haverhill fever ... cancers, including lung ... infectiosum • Fever ... acute rheumatic fever
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Presentation: Fever ... Manifestations: • Fever ... • Fever and weight ... NTM #Infections #differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... Anxiety, pain, fever ... or restrictive lung ... Diagnosis #Summary #Nephrology ... Base #Gas #VBG #differential