A 38 year old man comes in complaining of coughing for the p…

A 38 year old man comes in complaining of coughing for the past week.  He is bringing up small amount of thick phlegm.  Positive rhinorrhea, positive ear fullness and mild sore throat.  Temperature of 100F on & off.  PE:  VSS;  Ears and Eyes:  WNL;  Throat:  Mild tonsillar erythema;  Neck: Small anterior cervical nodes;  Nose:  Increased mucous and erythematous.  Heart, Lung, Abdomen:  WNL.  The most likely diagnosis is:

A 22 year old man comes to the office complaining of chest p…

A 22 year old man comes to the office complaining of chest pain and shortness of breath.  He states that the problem started 2 hours ago after running sprints in basketball practice.  Family HX:  Father MI age 50; Mother with HTN;  PMHX:  None Meds/Allergies:  None Physical Exam: Ht: 72 inches; Wt 155 lbs. VSS:  98 F- 118/min-24/min  BP 110/70  Pulse Ox: 94%  HEENT/Neck:  WNL  Cor:  S1,S2, S3 no murmurs; Lungs: Decreased breath sounds & hyper-resonance over left lung. No other exam findings. The most likely diagnosis is: